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Finding the Fourth Proportional to 53,290.58, 79,935.87 and 27,002.84

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Solution

The fourth proportional to 53,290.58, 79,935.87 and 27,002.84 is: 40,504.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,290.58 : 79,935.87 = 27,002.84 : x
  2. Step 2: Convert to fraction form
    53,290.58/79,935.87 = 27,002.84/x
  3. Step 3: Cross multiply
    53,290.58x = 79,935.87 × 27,002.84
  4. Step 4: Simplify right side
    53,290.58x = 2,158,495,108.19
  5. Step 5: Solve for x
    x = 2,158,495,108.19/53,290.58
  6. Step 6: Final answer
    x = 40,504.26

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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.