Home / 124,897.96-172,354.92-71,200.28

Finding the Fourth Proportional to 124,897.96, 172,354.92 and 71,200.28

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Solution

The fourth proportional to 124,897.96, 172,354.92 and 71,200.28 is: 98,253.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,897.96 : 172,354.92 = 71,200.28 : x
  2. Step 2: Convert to fraction form
    124,897.96/172,354.92 = 71,200.28/x
  3. Step 3: Cross multiply
    124,897.96x = 172,354.92 × 71,200.28
  4. Step 4: Simplify right side
    124,897.96x = 12,271,718,727.26
  5. Step 5: Solve for x
    x = 12,271,718,727.26/124,897.96
  6. Step 6: Final answer
    x = 98,253.96

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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.