Home / 70,230.61-96,917.57-38,399.17

Finding the Fourth Proportional to 70,230.61, 96,917.57 and 38,399.17

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Solution

The fourth proportional to 70,230.61, 96,917.57 and 38,399.17 is: 52,990.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,230.61 : 96,917.57 = 38,399.17 : x
  2. Step 2: Convert to fraction form
    70,230.61/96,917.57 = 38,399.17/x
  3. Step 3: Cross multiply
    70,230.61x = 96,917.57 × 38,399.17
  4. Step 4: Simplify right side
    70,230.61x = 3,721,554,246.42
  5. Step 5: Solve for x
    x = 3,721,554,246.42/70,230.61
  6. Step 6: Final answer
    x = 52,990.49

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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.