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Finding the Fourth Proportional to 92,177.76, 127,159.92 and 58,228.32

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Solution

The fourth proportional to 92,177.76, 127,159.92 and 58,228.32 is: 80,326.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,177.76 : 127,159.92 = 58,228.32 : x
  2. Step 2: Convert to fraction form
    92,177.76/127,159.92 = 58,228.32/x
  3. Step 3: Cross multiply
    92,177.76x = 127,159.92 × 58,228.32
  4. Step 4: Simplify right side
    92,177.76x = 7,404,308,512.93
  5. Step 5: Solve for x
    x = 7,404,308,512.93/92,177.76
  6. Step 6: Final answer
    x = 80,326.41

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1.5x scale

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.