Home / 155,062.20-232,445.64-49,807.38

Finding the Fourth Proportional to 155,062.20, 232,445.64 and 49,807.38

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Solution

The fourth proportional to 155,062.20, 232,445.64 and 49,807.38 is: 74,663.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,062.20 : 232,445.64 = 49,807.38 : x
  2. Step 2: Convert to fraction form
    155,062.20/232,445.64 = 49,807.38/x
  3. Step 3: Cross multiply
    155,062.20x = 232,445.64 × 49,807.38
  4. Step 4: Simplify right side
    155,062.20x = 11,577,508,320.82
  5. Step 5: Solve for x
    x = 11,577,508,320.82/155,062.20
  6. Step 6: Final answer
    x = 74,663.64

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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.