Home / 157,514.22-236,407.95-82,687.23

Finding the Fourth Proportional to 157,514.22, 236,407.95 and 82,687.23

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Solution

The fourth proportional to 157,514.22, 236,407.95 and 82,687.23 is: 124,102.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,514.22 : 236,407.95 = 82,687.23 : x
  2. Step 2: Convert to fraction form
    157,514.22/236,407.95 = 82,687.23/x
  3. Step 3: Cross multiply
    157,514.22x = 236,407.95 × 82,687.23
  4. Step 4: Simplify right side
    157,514.22x = 19,547,918,535.48
  5. Step 5: Solve for x
    x = 19,547,918,535.48/157,514.22
  6. Step 6: Final answer
    x = 124,102.56

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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.