Home / 108,963.53-163,140.78-58,864.14

Finding the Fourth Proportional to 108,963.53, 163,140.78 and 58,864.14

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Solution

The fourth proportional to 108,963.53, 163,140.78 and 58,864.14 is: 88,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,963.53 : 163,140.78 = 58,864.14 : x
  2. Step 2: Convert to fraction form
    108,963.53/163,140.78 = 58,864.14/x
  3. Step 3: Cross multiply
    108,963.53x = 163,140.78 × 58,864.14
  4. Step 4: Simplify right side
    108,963.53x = 9,603,140,603.60
  5. Step 5: Solve for x
    x = 9,603,140,603.60/108,963.53
  6. Step 6: Final answer
    x = 88,131.70

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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.