Home / 108,834.16-163,314.27-45,648.66

Finding the Fourth Proportional to 108,834.16, 163,314.27 and 45,648.66

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Solution

The fourth proportional to 108,834.16, 163,314.27 and 45,648.66 is: 68,499.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,834.16 : 163,314.27 = 45,648.66 : x
  2. Step 2: Convert to fraction form
    108,834.16/163,314.27 = 45,648.66/x
  3. Step 3: Cross multiply
    108,834.16x = 163,314.27 × 45,648.66
  4. Step 4: Simplify right side
    108,834.16x = 7,455,077,584.38
  5. Step 5: Solve for x
    x = 7,455,077,584.38/108,834.16
  6. Step 6: Final answer
    x = 68,499.43

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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.