Home / 108,859.52-163,339.50-49,713.32

Finding the Fourth Proportional to 108,859.52, 163,339.50 and 49,713.32

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Solution

The fourth proportional to 108,859.52, 163,339.50 and 49,713.32 is: 74,592.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,859.52 : 163,339.50 = 49,713.32 : x
  2. Step 2: Convert to fraction form
    108,859.52/163,339.50 = 49,713.32/x
  3. Step 3: Cross multiply
    108,859.52x = 163,339.50 × 49,713.32
  4. Step 4: Simplify right side
    108,859.52x = 8,120,148,832.14
  5. Step 5: Solve for x
    x = 8,120,148,832.14/108,859.52
  6. Step 6: Final answer
    x = 74,592.91

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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.