Home / 70,172.92-96,837.51-38,341.15

Finding the Fourth Proportional to 70,172.92, 96,837.51 and 38,341.15

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Solution

The fourth proportional to 70,172.92, 96,837.51 and 38,341.15 is: 52,910.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,172.92 : 96,837.51 = 38,341.15 : x
  2. Step 2: Convert to fraction form
    70,172.92/96,837.51 = 38,341.15/x
  3. Step 3: Cross multiply
    70,172.92x = 96,837.51 × 38,341.15
  4. Step 4: Simplify right side
    70,172.92x = 3,712,861,496.54
  5. Step 5: Solve for x
    x = 3,712,861,496.54/70,172.92
  6. Step 6: Final answer
    x = 52,910.18

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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.