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Finding the Fourth Proportional to 132,130.61, 198,202.59 and 37,367.61

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Solution

The fourth proportional to 132,130.61, 198,202.59 and 37,367.61 is: 56,053.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,130.61 : 198,202.59 = 37,367.61 : x
  2. Step 2: Convert to fraction form
    132,130.61/198,202.59 = 37,367.61/x
  3. Step 3: Cross multiply
    132,130.61x = 198,202.59 × 37,367.61
  4. Step 4: Simplify right side
    132,130.61x = 7,406,357,084.11
  5. Step 5: Solve for x
    x = 7,406,357,084.11/132,130.61
  6. Step 6: Final answer
    x = 56,053.30

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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.