Home / 108,942.17-163,372.14-42,373.94

Finding the Fourth Proportional to 108,942.17, 163,372.14 and 42,373.94

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Solution

The fourth proportional to 108,942.17, 163,372.14 and 42,373.94 is: 63,544.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,942.17 : 163,372.14 = 42,373.94 : x
  2. Step 2: Convert to fraction form
    108,942.17/163,372.14 = 42,373.94/x
  3. Step 3: Cross multiply
    108,942.17x = 163,372.14 × 42,373.94
  4. Step 4: Simplify right side
    108,942.17x = 6,922,720,441.17
  5. Step 5: Solve for x
    x = 6,922,720,441.17/108,942.17
  6. Step 6: Final answer
    x = 63,544.91

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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.