Home / 148,107.17-204,175.31-105,591.89

Finding the Fourth Proportional to 148,107.17, 204,175.31 and 105,591.89

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Solution

The fourth proportional to 148,107.17, 204,175.31 and 105,591.89 is: 145,565.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,107.17 : 204,175.31 = 105,591.89 : x
  2. Step 2: Convert to fraction form
    148,107.17/204,175.31 = 105,591.89/x
  3. Step 3: Cross multiply
    148,107.17x = 204,175.31 × 105,591.89
  4. Step 4: Simplify right side
    148,107.17x = 21,559,255,325.40
  5. Step 5: Solve for x
    x = 21,559,255,325.40/148,107.17
  6. Step 6: Final answer
    x = 145,565.24

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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.