Home / 98,332.52-147,499.61-31,772.63

Finding the Fourth Proportional to 98,332.52, 147,499.61 and 31,772.63

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Solution

The fourth proportional to 98,332.52, 147,499.61 and 31,772.63 is: 47,659.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,332.52 : 147,499.61 = 31,772.63 : x
  2. Step 2: Convert to fraction form
    98,332.52/147,499.61 = 31,772.63/x
  3. Step 3: Cross multiply
    98,332.52x = 147,499.61 × 31,772.63
  4. Step 4: Simplify right side
    98,332.52x = 4,686,450,743.56
  5. Step 5: Solve for x
    x = 4,686,450,743.56/98,332.52
  6. Step 6: Final answer
    x = 47,659.22

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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.