Home / 154,744.20-232,116.30-76,012.20

Finding the Fourth Proportional to 154,744.20, 232,116.30 and 76,012.20

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Solution

The fourth proportional to 154,744.20, 232,116.30 and 76,012.20 is: 114,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,744.20 : 232,116.30 = 76,012.20 : x
  2. Step 2: Convert to fraction form
    154,744.20/232,116.30 = 76,012.20/x
  3. Step 3: Cross multiply
    154,744.20x = 232,116.30 × 76,012.20
  4. Step 4: Simplify right side
    154,744.20x = 17,643,670,618.86
  5. Step 5: Solve for x
    x = 17,643,670,618.86/154,744.20
  6. Step 6: Final answer
    x = 114,018.30

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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.