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Finding the Fourth Proportional to 107,166.69, 147,898.80 and 59,434.20

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Solution

The fourth proportional to 107,166.69, 147,898.80 and 59,434.20 is: 82,024.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,166.69 : 147,898.80 = 59,434.20 : x
  2. Step 2: Convert to fraction form
    107,166.69/147,898.80 = 59,434.20/x
  3. Step 3: Cross multiply
    107,166.69x = 147,898.80 × 59,434.20
  4. Step 4: Simplify right side
    107,166.69x = 8,790,246,858.96
  5. Step 5: Solve for x
    x = 8,790,246,858.96/107,166.69
  6. Step 6: Final answer
    x = 82,024.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.