Home / 106,062.12-146,366.10-58,318.47

Finding the Fourth Proportional to 106,062.12, 146,366.10 and 58,318.47

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Solution

The fourth proportional to 106,062.12, 146,366.10 and 58,318.47 is: 80,479.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,062.12 : 146,366.10 = 58,318.47 : x
  2. Step 2: Convert to fraction form
    106,062.12/146,366.10 = 58,318.47/x
  3. Step 3: Cross multiply
    106,062.12x = 146,366.10 × 58,318.47
  4. Step 4: Simplify right side
    106,062.12x = 8,535,847,011.87
  5. Step 5: Solve for x
    x = 8,535,847,011.87/106,062.12
  6. Step 6: Final answer
    x = 80,479.69

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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.