Home / 154,026.28-230,981.10-60,481

Finding the Fourth Proportional to 154,026.28, 230,981.10 and 60,481

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Solution

The fourth proportional to 154,026.28, 230,981.10 and 60,481 is: 90,698.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,026.28 : 230,981.10 = 60,481 : x
  2. Step 2: Convert to fraction form
    154,026.28/230,981.10 = 60,481/x
  3. Step 3: Cross multiply
    154,026.28x = 230,981.10 × 60,481
  4. Step 4: Simplify right side
    154,026.28x = 13,969,967,909.10
  5. Step 5: Solve for x
    x = 13,969,967,909.10/154,026.28
  6. Step 6: Final answer
    x = 90,698.60

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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.