Home / 125,050.52-172,586.15-71,323.22

Finding the Fourth Proportional to 125,050.52, 172,586.15 and 71,323.22

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Solution

The fourth proportional to 125,050.52, 172,586.15 and 71,323.22 is: 98,435.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,050.52 : 172,586.15 = 71,323.22 : x
  2. Step 2: Convert to fraction form
    125,050.52/172,586.15 = 71,323.22/x
  3. Step 3: Cross multiply
    125,050.52x = 172,586.15 × 71,323.22
  4. Step 4: Simplify right side
    125,050.52x = 12,309,398,725.86
  5. Step 5: Solve for x
    x = 12,309,398,725.86/125,050.52
  6. Step 6: Final answer
    x = 98,435.41

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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.