Home / 146,948.30-220,454.85-47,113.10

Finding the Fourth Proportional to 146,948.30, 220,454.85 and 47,113.10

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Solution

The fourth proportional to 146,948.30, 220,454.85 and 47,113.10 is: 70,680.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,948.30 : 220,454.85 = 47,113.10 : x
  2. Step 2: Convert to fraction form
    146,948.30/220,454.85 = 47,113.10/x
  3. Step 3: Cross multiply
    146,948.30x = 220,454.85 × 47,113.10
  4. Step 4: Simplify right side
    146,948.30x = 10,386,311,393.54
  5. Step 5: Solve for x
    x = 10,386,311,393.54/146,948.30
  6. Step 6: Final answer
    x = 70,680.04

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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.