Home / 108,569.26-162,613.28-83,424.22

Finding the Fourth Proportional to 108,569.26, 162,613.28 and 83,424.22

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Solution

The fourth proportional to 108,569.26, 162,613.28 and 83,424.22 is: 124,951.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,569.26 : 162,613.28 = 83,424.22 : x
  2. Step 2: Convert to fraction form
    108,569.26/162,613.28 = 83,424.22/x
  3. Step 3: Cross multiply
    108,569.26x = 162,613.28 × 83,424.22
  4. Step 4: Simplify right side
    108,569.26x = 13,565,886,045.64
  5. Step 5: Solve for x
    x = 13,565,886,045.64/108,569.26
  6. Step 6: Final answer
    x = 124,951.45

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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.