Home / 40,649.55-61,036.28-38,644.80

Finding the Fourth Proportional to 40,649.55, 61,036.28 and 38,644.80

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Solution

The fourth proportional to 40,649.55, 61,036.28 and 38,644.80 is: 58,026.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,649.55 : 61,036.28 = 38,644.80 : x
  2. Step 2: Convert to fraction form
    40,649.55/61,036.28 = 38,644.80/x
  3. Step 3: Cross multiply
    40,649.55x = 61,036.28 × 38,644.80
  4. Step 4: Simplify right side
    40,649.55x = 2,358,734,773.53
  5. Step 5: Solve for x
    x = 2,358,734,773.53/40,649.55
  6. Step 6: Final answer
    x = 58,026.10

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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.