Home / 104,445.24-156,721.86-51,853.56

Finding the Fourth Proportional to 104,445.24, 156,721.86 and 51,853.56

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Solution

The fourth proportional to 104,445.24, 156,721.86 and 51,853.56 is: 77,807.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,445.24 : 156,721.86 = 51,853.56 : x
  2. Step 2: Convert to fraction form
    104,445.24/156,721.86 = 51,853.56/x
  3. Step 3: Cross multiply
    104,445.24x = 156,721.86 × 51,853.56
  4. Step 4: Simplify right side
    104,445.24x = 8,126,586,370.82
  5. Step 5: Solve for x
    x = 8,126,586,370.82/104,445.24
  6. Step 6: Final answer
    x = 77,807.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.