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Finding the Fourth Proportional to 92,115.76, 127,108.32 and 58,111.36

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Solution

The fourth proportional to 92,115.76, 127,108.32 and 58,111.36 is: 80,186.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,115.76 : 127,108.32 = 58,111.36 : x
  2. Step 2: Convert to fraction form
    92,115.76/127,108.32 = 58,111.36/x
  3. Step 3: Cross multiply
    92,115.76x = 127,108.32 × 58,111.36
  4. Step 4: Simplify right side
    92,115.76x = 7,386,437,342.52
  5. Step 5: Solve for x
    x = 7,386,437,342.52/92,115.76
  6. Step 6: Final answer
    x = 80,186.47

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