Home / 154,055.40-231,083.10-101,524.20

Finding the Fourth Proportional to 154,055.40, 231,083.10 and 101,524.20

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Solution

The fourth proportional to 154,055.40, 231,083.10 and 101,524.20 is: 152,286.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,055.40 : 231,083.10 = 101,524.20 : x
  2. Step 2: Convert to fraction form
    154,055.40/231,083.10 = 101,524.20/x
  3. Step 3: Cross multiply
    154,055.40x = 231,083.10 × 101,524.20
  4. Step 4: Simplify right side
    154,055.40x = 23,460,526,861.02
  5. Step 5: Solve for x
    x = 23,460,526,861.02/154,055.40
  6. Step 6: Final answer
    x = 152,286.30

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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.