Home / 38,460.33-53,099.28-29,490.59

Finding the Fourth Proportional to 38,460.33, 53,099.28 and 29,490.59

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Solution

The fourth proportional to 38,460.33, 53,099.28 and 29,490.59 is: 40,715.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,460.33 : 53,099.28 = 29,490.59 : x
  2. Step 2: Convert to fraction form
    38,460.33/53,099.28 = 29,490.59/x
  3. Step 3: Cross multiply
    38,460.33x = 53,099.28 × 29,490.59
  4. Step 4: Simplify right side
    38,460.33x = 1,565,929,095.78
  5. Step 5: Solve for x
    x = 1,565,929,095.78/38,460.33
  6. Step 6: Final answer
    x = 40,715.44

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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.