Home / 71,819.07-107,526.07-38,008.50

Finding the Fourth Proportional to 71,819.07, 107,526.07 and 38,008.50

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Solution

The fourth proportional to 71,819.07, 107,526.07 and 38,008.50 is: 56,905.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,819.07 : 107,526.07 = 38,008.50 : x
  2. Step 2: Convert to fraction form
    71,819.07/107,526.07 = 38,008.50/x
  3. Step 3: Cross multiply
    71,819.07x = 107,526.07 × 38,008.50
  4. Step 4: Simplify right side
    71,819.07x = 4,086,904,631.60
  5. Step 5: Solve for x
    x = 4,086,904,631.60/71,819.07
  6. Step 6: Final answer
    x = 56,905.56

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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.