Home / 155,149.74-232,719.96-42,836.82

Finding the Fourth Proportional to 155,149.74, 232,719.96 and 42,836.82

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Solution

The fourth proportional to 155,149.74, 232,719.96 and 42,836.82 is: 64,253.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,149.74 : 232,719.96 = 42,836.82 : x
  2. Step 2: Convert to fraction form
    155,149.74/232,719.96 = 42,836.82/x
  3. Step 3: Cross multiply
    155,149.74x = 232,719.96 × 42,836.82
  4. Step 4: Simplify right side
    155,149.74x = 9,968,983,036.93
  5. Step 5: Solve for x
    x = 9,968,983,036.93/155,149.74
  6. Step 6: Final answer
    x = 64,253.95

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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.