Home / 154,680.42-213,439.98-94,229.13

Finding the Fourth Proportional to 154,680.42, 213,439.98 and 94,229.13

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Solution

The fourth proportional to 154,680.42, 213,439.98 and 94,229.13 is: 130,024.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,680.42 : 213,439.98 = 94,229.13 : x
  2. Step 2: Convert to fraction form
    154,680.42/213,439.98 = 94,229.13/x
  3. Step 3: Cross multiply
    154,680.42x = 213,439.98 × 94,229.13
  4. Step 4: Simplify right side
    154,680.42x = 20,112,263,622.62
  5. Step 5: Solve for x
    x = 20,112,263,622.62/154,680.42
  6. Step 6: Final answer
    x = 130,024.63

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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.