Home / 127,946.92-176,567.06-71,361.96

Finding the Fourth Proportional to 127,946.92, 176,567.06 and 71,361.96

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Solution

The fourth proportional to 127,946.92, 176,567.06 and 71,361.96 is: 98,479.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,946.92 : 176,567.06 = 71,361.96 : x
  2. Step 2: Convert to fraction form
    127,946.92/176,567.06 = 71,361.96/x
  3. Step 3: Cross multiply
    127,946.92x = 176,567.06 × 71,361.96
  4. Step 4: Simplify right side
    127,946.92x = 12,600,171,473.04
  5. Step 5: Solve for x
    x = 12,600,171,473.04/127,946.92
  6. Step 6: Final answer
    x = 98,479.68

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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.