Home / 124,919.92-172,406.19-70,483.29

Finding the Fourth Proportional to 124,919.92, 172,406.19 and 70,483.29

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Solution

The fourth proportional to 124,919.92, 172,406.19 and 70,483.29 is: 97,276.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,919.92 : 172,406.19 = 70,483.29 : x
  2. Step 2: Convert to fraction form
    124,919.92/172,406.19 = 70,483.29/x
  3. Step 3: Cross multiply
    124,919.92x = 172,406.19 × 70,483.29
  4. Step 4: Simplify right side
    124,919.92x = 12,151,755,487.57
  5. Step 5: Solve for x
    x = 12,151,755,487.57/124,919.92
  6. Step 6: Final answer
    x = 97,276.36

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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.