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Finding the Fourth Proportional to 61,909.01, 85,470.90 and 37,719.10

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Solution

The fourth proportional to 61,909.01, 85,470.90 and 37,719.10 is: 52,074.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,909.01 : 85,470.90 = 37,719.10 : x
  2. Step 2: Convert to fraction form
    61,909.01/85,470.90 = 37,719.10/x
  3. Step 3: Cross multiply
    61,909.01x = 85,470.90 × 37,719.10
  4. Step 4: Simplify right side
    61,909.01x = 3,223,885,543.57
  5. Step 5: Solve for x
    x = 3,223,885,543.57/61,909.01
  6. Step 6: Final answer
    x = 52,074.58

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