Home / 38,490.17-53,146.53-29,523.47

Finding the Fourth Proportional to 38,490.17, 53,146.53 and 29,523.47

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Solution

The fourth proportional to 38,490.17, 53,146.53 and 29,523.47 is: 40,765.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,490.17 : 53,146.53 = 29,523.47 : x
  2. Step 2: Convert to fraction form
    38,490.17/53,146.53 = 29,523.47/x
  3. Step 3: Cross multiply
    38,490.17x = 53,146.53 × 29,523.47
  4. Step 4: Simplify right side
    38,490.17x = 1,569,069,718.33
  5. Step 5: Solve for x
    x = 1,569,069,718.33/38,490.17
  6. Step 6: Final answer
    x = 40,765.47

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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.