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Finding the Fourth Proportional to 106,597.50, 159,884.91 and 56,624.55

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Solution

The fourth proportional to 106,597.50, 159,884.91 and 56,624.55 is: 84,930.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,597.50 : 159,884.91 = 56,624.55 : x
  2. Step 2: Convert to fraction form
    106,597.50/159,884.91 = 56,624.55/x
  3. Step 3: Cross multiply
    106,597.50x = 159,884.91 × 56,624.55
  4. Step 4: Simplify right side
    106,597.50x = 9,053,411,080.54
  5. Step 5: Solve for x
    x = 9,053,411,080.54/106,597.50
  6. Step 6: Final answer
    x = 84,930.80

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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.