Home / 127,947.93-176,568.45-71,362.95

Finding the Fourth Proportional to 127,947.93, 176,568.45 and 71,362.95

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Solution

The fourth proportional to 127,947.93, 176,568.45 and 71,362.95 is: 98,481.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,947.93 : 176,568.45 = 71,362.95 : x
  2. Step 2: Convert to fraction form
    127,947.93/176,568.45 = 71,362.95/x
  3. Step 3: Cross multiply
    127,947.93x = 176,568.45 × 71,362.95
  4. Step 4: Simplify right side
    127,947.93x = 12,600,445,468.93
  5. Step 5: Solve for x
    x = 12,600,445,468.93/127,947.93
  6. Step 6: Final answer
    x = 98,481.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.