Home / 53,290.33-79,935.50-27,002.59

Finding the Fourth Proportional to 53,290.33, 79,935.50 and 27,002.59

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Solution

The fourth proportional to 53,290.33, 79,935.50 and 27,002.59 is: 40,503.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,290.33 : 79,935.50 = 27,002.59 : x
  2. Step 2: Convert to fraction form
    53,290.33/79,935.50 = 27,002.59/x
  3. Step 3: Cross multiply
    53,290.33x = 79,935.50 × 27,002.59
  4. Step 4: Simplify right side
    53,290.33x = 2,158,465,532.95
  5. Step 5: Solve for x
    x = 2,158,465,532.95/53,290.33
  6. Step 6: Final answer
    x = 40,503.89

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.