Home / 157,514.32-236,272.34-39,185.66

Finding the Fourth Proportional to 157,514.32, 236,272.34 and 39,185.66

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Solution

The fourth proportional to 157,514.32, 236,272.34 and 39,185.66 is: 58,778.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,514.32 : 236,272.34 = 39,185.66 : x
  2. Step 2: Convert to fraction form
    157,514.32/236,272.34 = 39,185.66/x
  3. Step 3: Cross multiply
    157,514.32x = 236,272.34 × 39,185.66
  4. Step 4: Simplify right side
    157,514.32x = 9,258,487,582.64
  5. Step 5: Solve for x
    x = 9,258,487,582.64/157,514.32
  6. Step 6: Final answer
    x = 58,778.70

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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.