Home / 52,547.13-72,514.44-28,674

Finding the Fourth Proportional to 52,547.13, 72,514.44 and 28,674

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Solution

The fourth proportional to 52,547.13, 72,514.44 and 28,674 is: 39,569.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,547.13 : 72,514.44 = 28,674 : x
  2. Step 2: Convert to fraction form
    52,547.13/72,514.44 = 28,674/x
  3. Step 3: Cross multiply
    52,547.13x = 72,514.44 × 28,674
  4. Step 4: Simplify right side
    52,547.13x = 2,079,279,052.56
  5. Step 5: Solve for x
    x = 2,079,279,052.56/52,547.13
  6. Step 6: Final answer
    x = 39,569.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.