Home / 74,061.60-111,092.40-34,695.60

Finding the Fourth Proportional to 74,061.60, 111,092.40 and 34,695.60

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Solution

The fourth proportional to 74,061.60, 111,092.40 and 34,695.60 is: 52,043.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,061.60 : 111,092.40 = 34,695.60 : x
  2. Step 2: Convert to fraction form
    74,061.60/111,092.40 = 34,695.60/x
  3. Step 3: Cross multiply
    74,061.60x = 111,092.40 × 34,695.60
  4. Step 4: Simplify right side
    74,061.60x = 3,854,417,473.44
  5. Step 5: Solve for x
    x = 3,854,417,473.44/74,061.60
  6. Step 6: Final answer
    x = 52,043.40

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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.