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Finding the Fourth Proportional to 59,615.70, 89,423.55 and 58,740.90

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Solution

The fourth proportional to 59,615.70, 89,423.55 and 58,740.90 is: 88,111.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,615.70 : 89,423.55 = 58,740.90 : x
  2. Step 2: Convert to fraction form
    59,615.70/89,423.55 = 58,740.90/x
  3. Step 3: Cross multiply
    59,615.70x = 89,423.55 × 58,740.90
  4. Step 4: Simplify right side
    59,615.70x = 5,252,819,808.20
  5. Step 5: Solve for x
    x = 5,252,819,808.20/59,615.70
  6. Step 6: Final answer
    x = 88,111.35

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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.