Home / 71,544.20-107,330.70-59,937.80

Finding the Fourth Proportional to 71,544.20, 107,330.70 and 59,937.80

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Solution

The fourth proportional to 71,544.20, 107,330.70 and 59,937.80 is: 89,918.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,544.20 : 107,330.70 = 59,937.80 : x
  2. Step 2: Convert to fraction form
    71,544.20/107,330.70 = 59,937.80/x
  3. Step 3: Cross multiply
    71,544.20x = 107,330.70 × 59,937.80
  4. Step 4: Simplify right side
    71,544.20x = 6,433,166,030.46
  5. Step 5: Solve for x
    x = 6,433,166,030.46/71,544.20
  6. Step 6: Final answer
    x = 89,918.76

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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.