Home / 154,066.20-231,488.10-97,933.20

Finding the Fourth Proportional to 154,066.20, 231,488.10 and 97,933.20

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Solution

The fourth proportional to 154,066.20, 231,488.10 and 97,933.20 is: 147,146.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,066.20 : 231,488.10 = 97,933.20 : x
  2. Step 2: Convert to fraction form
    154,066.20/231,488.10 = 97,933.20/x
  3. Step 3: Cross multiply
    154,066.20x = 231,488.10 × 97,933.20
  4. Step 4: Simplify right side
    154,066.20x = 22,670,370,394.92
  5. Step 5: Solve for x
    x = 22,670,370,394.92/154,066.20
  6. Step 6: Final answer
    x = 147,146.94

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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.