Home / 148,993.13-223,269.86-88,140.46

Finding the Fourth Proportional to 148,993.13, 223,269.86 and 88,140.46

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Solution

The fourth proportional to 148,993.13, 223,269.86 and 88,140.46 is: 132,080.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,993.13 : 223,269.86 = 88,140.46 : x
  2. Step 2: Convert to fraction form
    148,993.13/223,269.86 = 88,140.46/x
  3. Step 3: Cross multiply
    148,993.13x = 223,269.86 × 88,140.46
  4. Step 4: Simplify right side
    148,993.13x = 19,679,107,165.66
  5. Step 5: Solve for x
    x = 19,679,107,165.66/148,993.13
  6. Step 6: Final answer
    x = 132,080.64

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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.