Home / 156,166.01-234,342.73-67,419.43

Finding the Fourth Proportional to 156,166.01, 234,342.73 and 67,419.43

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Solution

The fourth proportional to 156,166.01, 234,342.73 and 67,419.43 is: 101,169.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,166.01 : 234,342.73 = 67,419.43 : x
  2. Step 2: Convert to fraction form
    156,166.01/234,342.73 = 67,419.43/x
  3. Step 3: Cross multiply
    156,166.01x = 234,342.73 × 67,419.43
  4. Step 4: Simplify right side
    156,166.01x = 15,799,252,118.29
  5. Step 5: Solve for x
    x = 15,799,252,118.29/156,166.01
  6. Step 6: Final answer
    x = 101,169.60

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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.