Home / 146,860.80-220,364.10-58,117.20

Finding the Fourth Proportional to 146,860.80, 220,364.10 and 58,117.20

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Solution

The fourth proportional to 146,860.80, 220,364.10 and 58,117.20 is: 87,204.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,860.80 : 220,364.10 = 58,117.20 : x
  2. Step 2: Convert to fraction form
    146,860.80/220,364.10 = 58,117.20/x
  3. Step 3: Cross multiply
    146,860.80x = 220,364.10 × 58,117.20
  4. Step 4: Simplify right side
    146,860.80x = 12,806,944,472.52
  5. Step 5: Solve for x
    x = 12,806,944,472.52/146,860.80
  6. Step 6: Final answer
    x = 87,204.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.