Home / 106,940.60-147,565.02-59,191.04

Finding the Fourth Proportional to 106,940.60, 147,565.02 and 59,191.04

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Solution

The fourth proportional to 106,940.60, 147,565.02 and 59,191.04 is: 81,676.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,940.60 : 147,565.02 = 59,191.04 : x
  2. Step 2: Convert to fraction form
    106,940.60/147,565.02 = 59,191.04/x
  3. Step 3: Cross multiply
    106,940.60x = 147,565.02 × 59,191.04
  4. Step 4: Simplify right side
    106,940.60x = 8,734,527,001.42
  5. Step 5: Solve for x
    x = 8,734,527,001.42/106,940.60
  6. Step 6: Final answer
    x = 81,676.44

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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.