Home / 109,935.96-151,711.56-62,188.32

Finding the Fourth Proportional to 109,935.96, 151,711.56 and 62,188.32

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Solution

The fourth proportional to 109,935.96, 151,711.56 and 62,188.32 is: 85,819.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,935.96 : 151,711.56 = 62,188.32 : x
  2. Step 2: Convert to fraction form
    109,935.96/151,711.56 = 62,188.32/x
  3. Step 3: Cross multiply
    109,935.96x = 151,711.56 × 62,188.32
  4. Step 4: Simplify right side
    109,935.96x = 9,434,687,040.98
  5. Step 5: Solve for x
    x = 9,434,687,040.98/109,935.96
  6. Step 6: Final answer
    x = 85,819.84

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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.