Home / 106,147.28-146,483.49-58,403.70

Finding the Fourth Proportional to 106,147.28, 146,483.49 and 58,403.70

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Solution

The fourth proportional to 106,147.28, 146,483.49 and 58,403.70 is: 80,597.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,147.28 : 146,483.49 = 58,403.70 : x
  2. Step 2: Convert to fraction form
    106,147.28/146,483.49 = 58,403.70/x
  3. Step 3: Cross multiply
    106,147.28x = 146,483.49 × 58,403.70
  4. Step 4: Simplify right side
    106,147.28x = 8,555,177,695.41
  5. Step 5: Solve for x
    x = 8,555,177,695.41/106,147.28
  6. Step 6: Final answer
    x = 80,597.24

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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.