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Finding the Fourth Proportional to 108,117, 149,199.84 and 60,371.04

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Solution

The fourth proportional to 108,117, 149,199.84 and 60,371.04 is: 83,311.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,117 : 149,199.84 = 60,371.04 : x
  2. Step 2: Convert to fraction form
    108,117/149,199.84 = 60,371.04/x
  3. Step 3: Cross multiply
    108,117x = 149,199.84 × 60,371.04
  4. Step 4: Simplify right side
    108,117x = 9,007,349,508.63
  5. Step 5: Solve for x
    x = 9,007,349,508.63/108,117
  6. Step 6: Final answer
    x = 83,311.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.