Home / 154,170.05-231,223.28-59,367.69

Finding the Fourth Proportional to 154,170.05, 231,223.28 and 59,367.69

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Solution

The fourth proportional to 154,170.05, 231,223.28 and 59,367.69 is: 89,039.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,170.05 : 231,223.28 = 59,367.69 : x
  2. Step 2: Convert to fraction form
    154,170.05/231,223.28 = 59,367.69/x
  3. Step 3: Cross multiply
    154,170.05x = 231,223.28 × 59,367.69
  4. Step 4: Simplify right side
    154,170.05x = 13,727,191,710.98
  5. Step 5: Solve for x
    x = 13,727,191,710.98/154,170.05
  6. Step 6: Final answer
    x = 89,039.29

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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.