Home / 246,275.52-369,470.28-77,812.56

Finding the Fourth Proportional to 246,275.52, 369,470.28 and 77,812.56

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Solution

The fourth proportional to 246,275.52, 369,470.28 and 77,812.56 is: 116,736.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,275.52 : 369,470.28 = 77,812.56 : x
  2. Step 2: Convert to fraction form
    246,275.52/369,470.28 = 77,812.56/x
  3. Step 3: Cross multiply
    246,275.52x = 369,470.28 × 77,812.56
  4. Step 4: Simplify right side
    246,275.52x = 28,749,428,330.72
  5. Step 5: Solve for x
    x = 28,749,428,330.72/246,275.52
  6. Step 6: Final answer
    x = 116,736.85

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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.