Home / 106,024.92-146,231.44-65,715.88

Finding the Fourth Proportional to 106,024.92, 146,231.44 and 65,715.88

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Solution

The fourth proportional to 106,024.92, 146,231.44 and 65,715.88 is: 90,636.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,024.92 : 146,231.44 = 65,715.88 : x
  2. Step 2: Convert to fraction form
    106,024.92/146,231.44 = 65,715.88/x
  3. Step 3: Cross multiply
    106,024.92x = 146,231.44 × 65,715.88
  4. Step 4: Simplify right side
    106,024.92x = 9,609,727,233.40
  5. Step 5: Solve for x
    x = 9,609,727,233.40/106,024.92
  6. Step 6: Final answer
    x = 90,636.50

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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.