Home / 53,218.99-79,828.89-23,628.88

Finding the Fourth Proportional to 53,218.99, 79,828.89 and 23,628.88

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Solution

The fourth proportional to 53,218.99, 79,828.89 and 23,628.88 is: 35,443.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,218.99 : 79,828.89 = 23,628.88 : x
  2. Step 2: Convert to fraction form
    53,218.99/79,828.89 = 23,628.88/x
  3. Step 3: Cross multiply
    53,218.99x = 79,828.89 × 23,628.88
  4. Step 4: Simplify right side
    53,218.99x = 1,886,267,262.34
  5. Step 5: Solve for x
    x = 1,886,267,262.34/53,218.99
  6. Step 6: Final answer
    x = 35,443.50

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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.