Home / 527,359.57-791,173.31-153,382.57

Finding the Fourth Proportional to 527,359.57, 791,173.31 and 153,382.57

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Solution

The fourth proportional to 527,359.57, 791,173.31 and 153,382.57 is: 230,112.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,359.57 : 791,173.31 = 153,382.57 : x
  2. Step 2: Convert to fraction form
    527,359.57/791,173.31 = 153,382.57/x
  3. Step 3: Cross multiply
    527,359.57x = 791,173.31 × 153,382.57
  4. Step 4: Simplify right side
    527,359.57x = 121,352,195,603.21
  5. Step 5: Solve for x
    x = 121,352,195,603.21/527,359.57
  6. Step 6: Final answer
    x = 230,112.82

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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.