Home / 124,832.97-172,260.63-71,108.10

Finding the Fourth Proportional to 124,832.97, 172,260.63 and 71,108.10

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Solution

The fourth proportional to 124,832.97, 172,260.63 and 71,108.10 is: 98,124.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,832.97 : 172,260.63 = 71,108.10 : x
  2. Step 2: Convert to fraction form
    124,832.97/172,260.63 = 71,108.10/x
  3. Step 3: Cross multiply
    124,832.97x = 172,260.63 × 71,108.10
  4. Step 4: Simplify right side
    124,832.97x = 12,249,126,104.10
  5. Step 5: Solve for x
    x = 12,249,126,104.10/124,832.97
  6. Step 6: Final answer
    x = 98,124.13

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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.