Home / 98,731.48-147,963.02-41,758

Finding the Fourth Proportional to 98,731.48, 147,963.02 and 41,758

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Solution

The fourth proportional to 98,731.48, 147,963.02 and 41,758 is: 62,580.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,731.48 : 147,963.02 = 41,758 : x
  2. Step 2: Convert to fraction form
    98,731.48/147,963.02 = 41,758/x
  3. Step 3: Cross multiply
    98,731.48x = 147,963.02 × 41,758
  4. Step 4: Simplify right side
    98,731.48x = 6,178,639,789.16
  5. Step 5: Solve for x
    x = 6,178,639,789.16/98,731.48
  6. Step 6: Final answer
    x = 62,580.24

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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.