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Finding the Fourth Proportional to 59,713.80, 89,570.70 and 50,497.80

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Solution

The fourth proportional to 59,713.80, 89,570.70 and 50,497.80 is: 75,746.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,713.80 : 89,570.70 = 50,497.80 : x
  2. Step 2: Convert to fraction form
    59,713.80/89,570.70 = 50,497.80/x
  3. Step 3: Cross multiply
    59,713.80x = 89,570.70 × 50,497.80
  4. Step 4: Simplify right side
    59,713.80x = 4,523,123,294.46
  5. Step 5: Solve for x
    x = 4,523,123,294.46/59,713.80
  6. Step 6: Final answer
    x = 75,746.70

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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.