Home / 108,851.64-163,337.94-58,931

Finding the Fourth Proportional to 108,851.64, 163,337.94 and 58,931

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Solution

The fourth proportional to 108,851.64, 163,337.94 and 58,931 is: 88,429.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,851.64 : 163,337.94 = 58,931 : x
  2. Step 2: Convert to fraction form
    108,851.64/163,337.94 = 58,931/x
  3. Step 3: Cross multiply
    108,851.64x = 163,337.94 × 58,931
  4. Step 4: Simplify right side
    108,851.64x = 9,625,668,142.14
  5. Step 5: Solve for x
    x = 9,625,668,142.14/108,851.64
  6. Step 6: Final answer
    x = 88,429.24

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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.