Home / 153,911.10-230,873.85-48,738.30

Finding the Fourth Proportional to 153,911.10, 230,873.85 and 48,738.30

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Solution

The fourth proportional to 153,911.10, 230,873.85 and 48,738.30 is: 73,109.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,911.10 : 230,873.85 = 48,738.30 : x
  2. Step 2: Convert to fraction form
    153,911.10/230,873.85 = 48,738.30/x
  3. Step 3: Cross multiply
    153,911.10x = 230,873.85 × 48,738.30
  4. Step 4: Simplify right side
    153,911.10x = 11,252,398,963.46
  5. Step 5: Solve for x
    x = 11,252,398,963.46/153,911.10
  6. Step 6: Final answer
    x = 73,109.73

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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.