Home / 155,267.38-232,950.30-55,425.43

Finding the Fourth Proportional to 155,267.38, 232,950.30 and 55,425.43

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Solution

The fourth proportional to 155,267.38, 232,950.30 and 55,425.43 is: 83,155.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,267.38 : 232,950.30 = 55,425.43 : x
  2. Step 2: Convert to fraction form
    155,267.38/232,950.30 = 55,425.43/x
  3. Step 3: Cross multiply
    155,267.38x = 232,950.30 × 55,425.43
  4. Step 4: Simplify right side
    155,267.38x = 12,911,370,546.13
  5. Step 5: Solve for x
    x = 12,911,370,546.13/155,267.38
  6. Step 6: Final answer
    x = 83,155.72

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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.