Home / 158,522.56-218,725.20-107,542.24

Finding the Fourth Proportional to 158,522.56, 218,725.20 and 107,542.24

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Solution

The fourth proportional to 158,522.56, 218,725.20 and 107,542.24 is: 148,383.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,522.56 : 218,725.20 = 107,542.24 : x
  2. Step 2: Convert to fraction form
    158,522.56/218,725.20 = 107,542.24/x
  3. Step 3: Cross multiply
    158,522.56x = 218,725.20 × 107,542.24
  4. Step 4: Simplify right side
    158,522.56x = 23,522,197,952.45
  5. Step 5: Solve for x
    x = 23,522,197,952.45/158,522.56
  6. Step 6: Final answer
    x = 148,383.91

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1.5x scale

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.