Home / 106,440.86-146,889.48-58,695.92

Finding the Fourth Proportional to 106,440.86, 146,889.48 and 58,695.92

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Solution

The fourth proportional to 106,440.86, 146,889.48 and 58,695.92 is: 81,000.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,440.86 : 146,889.48 = 58,695.92 : x
  2. Step 2: Convert to fraction form
    106,440.86/146,889.48 = 58,695.92/x
  3. Step 3: Cross multiply
    106,440.86x = 146,889.48 × 58,695.92
  4. Step 4: Simplify right side
    106,440.86x = 8,621,812,432.47
  5. Step 5: Solve for x
    x = 8,621,812,432.47/106,440.86
  6. Step 6: Final answer
    x = 81,000.97

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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.