Home / 112,761.64-169,168.08-37,876.04

Finding the Fourth Proportional to 112,761.64, 169,168.08 and 37,876.04

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Solution

The fourth proportional to 112,761.64, 169,168.08 and 37,876.04 is: 56,822.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,761.64 : 169,168.08 = 37,876.04 : x
  2. Step 2: Convert to fraction form
    112,761.64/169,168.08 = 37,876.04/x
  3. Step 3: Cross multiply
    112,761.64x = 169,168.08 × 37,876.04
  4. Step 4: Simplify right side
    112,761.64x = 6,407,416,118.96
  5. Step 5: Solve for x
    x = 6,407,416,118.96/112,761.64
  6. Step 6: Final answer
    x = 56,822.66

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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.