Home / 155,124.23-232,440.30-102,472.20

Finding the Fourth Proportional to 155,124.23, 232,440.30 and 102,472.20

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Solution

The fourth proportional to 155,124.23, 232,440.30 and 102,472.20 is: 153,545.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,124.23 : 232,440.30 = 102,472.20 : x
  2. Step 2: Convert to fraction form
    155,124.23/232,440.30 = 102,472.20/x
  3. Step 3: Cross multiply
    155,124.23x = 232,440.30 × 102,472.20
  4. Step 4: Simplify right side
    155,124.23x = 23,818,668,909.66
  5. Step 5: Solve for x
    x = 23,818,668,909.66/155,124.23
  6. Step 6: Final answer
    x = 153,545.77

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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.