Home / 153,388.16-230,067.12-48,204.32

Finding the Fourth Proportional to 153,388.16, 230,067.12 and 48,204.32

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Solution

The fourth proportional to 153,388.16, 230,067.12 and 48,204.32 is: 72,301.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,388.16 : 230,067.12 = 48,204.32 : x
  2. Step 2: Convert to fraction form
    153,388.16/230,067.12 = 48,204.32/x
  3. Step 3: Cross multiply
    153,388.16x = 230,067.12 × 48,204.32
  4. Step 4: Simplify right side
    153,388.16x = 11,090,229,073.96
  5. Step 5: Solve for x
    x = 11,090,229,073.96/153,388.16
  6. Step 6: Final answer
    x = 72,301.73

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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.