Home / 124,023.25-171,150.90-67,434.64

Finding the Fourth Proportional to 124,023.25, 171,150.90 and 67,434.64

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Solution

The fourth proportional to 124,023.25, 171,150.90 and 67,434.64 is: 93,059.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,023.25 : 171,150.90 = 67,434.64 : x
  2. Step 2: Convert to fraction form
    124,023.25/171,150.90 = 67,434.64/x
  3. Step 3: Cross multiply
    124,023.25x = 171,150.90 × 67,434.64
  4. Step 4: Simplify right side
    124,023.25x = 11,541,499,327.18
  5. Step 5: Solve for x
    x = 11,541,499,327.18/124,023.25
  6. Step 6: Final answer
    x = 93,059.16

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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.