Home / 39,262.53-54,185.80-23,129.99

Finding the Fourth Proportional to 39,262.53, 54,185.80 and 23,129.99

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Solution

The fourth proportional to 39,262.53, 54,185.80 and 23,129.99 is: 31,921.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,262.53 : 54,185.80 = 23,129.99 : x
  2. Step 2: Convert to fraction form
    39,262.53/54,185.80 = 23,129.99/x
  3. Step 3: Cross multiply
    39,262.53x = 54,185.80 × 23,129.99
  4. Step 4: Simplify right side
    39,262.53x = 1,253,316,799.04
  5. Step 5: Solve for x
    x = 1,253,316,799.04/39,262.53
  6. Step 6: Final answer
    x = 31,921.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.