Home / 108,170.74-162,061.98-66,029.14

Finding the Fourth Proportional to 108,170.74, 162,061.98 and 66,029.14

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Solution

The fourth proportional to 108,170.74, 162,061.98 and 66,029.14 is: 98,925.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,170.74 : 162,061.98 = 66,029.14 : x
  2. Step 2: Convert to fraction form
    108,170.74/162,061.98 = 66,029.14/x
  3. Step 3: Cross multiply
    108,170.74x = 162,061.98 × 66,029.14
  4. Step 4: Simplify right side
    108,170.74x = 10,700,813,166.10
  5. Step 5: Solve for x
    x = 10,700,813,166.10/108,170.74
  6. Step 6: Final answer
    x = 98,925.21

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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.