Home / 124,924.19-172,399.84-71,200.53

Finding the Fourth Proportional to 124,924.19, 172,399.84 and 71,200.53

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Solution

The fourth proportional to 124,924.19, 172,399.84 and 71,200.53 is: 98,259.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,924.19 : 172,399.84 = 71,200.53 : x
  2. Step 2: Convert to fraction form
    124,924.19/172,399.84 = 71,200.53/x
  3. Step 3: Cross multiply
    124,924.19x = 172,399.84 × 71,200.53
  4. Step 4: Simplify right side
    124,924.19x = 12,274,959,801.91
  5. Step 5: Solve for x
    x = 12,274,959,801.91/124,924.19
  6. Step 6: Final answer
    x = 98,259.27

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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.