Home / 71,695.36-107,557.40-40,150.29

Finding the Fourth Proportional to 71,695.36, 107,557.40 and 40,150.29

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Solution

The fourth proportional to 71,695.36, 107,557.40 and 40,150.29 is: 60,233.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,695.36 : 107,557.40 = 40,150.29 : x
  2. Step 2: Convert to fraction form
    71,695.36/107,557.40 = 40,150.29/x
  3. Step 3: Cross multiply
    71,695.36x = 107,557.40 × 40,150.29
  4. Step 4: Simplify right side
    71,695.36x = 4,318,460,902.02
  5. Step 5: Solve for x
    x = 4,318,460,902.02/71,695.36
  6. Step 6: Final answer
    x = 60,233.48

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1.5x scale

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.