Home / 155,020.10-232,562.55-49,849.70

Finding the Fourth Proportional to 155,020.10, 232,562.55 and 49,849.70

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Solution

The fourth proportional to 155,020.10, 232,562.55 and 49,849.70 is: 74,784.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,020.10 : 232,562.55 = 49,849.70 : x
  2. Step 2: Convert to fraction form
    155,020.10/232,562.55 = 49,849.70/x
  3. Step 3: Cross multiply
    155,020.10x = 232,562.55 × 49,849.70
  4. Step 4: Simplify right side
    155,020.10x = 11,593,173,348.74
  5. Step 5: Solve for x
    x = 11,593,173,348.74/155,020.10
  6. Step 6: Final answer
    x = 74,784.97

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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.