Home / 154,163.31-231,104.76-59,332.96

Finding the Fourth Proportional to 154,163.31, 231,104.76 and 59,332.96

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Solution

The fourth proportional to 154,163.31, 231,104.76 and 59,332.96 is: 88,945.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,163.31 : 231,104.76 = 59,332.96 : x
  2. Step 2: Convert to fraction form
    154,163.31/231,104.76 = 59,332.96/x
  3. Step 3: Cross multiply
    154,163.31x = 231,104.76 × 59,332.96
  4. Step 4: Simplify right side
    154,163.31x = 13,712,129,480.89
  5. Step 5: Solve for x
    x = 13,712,129,480.89/154,163.31
  6. Step 6: Final answer
    x = 88,945.48

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1.5x scale

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.