Home / 77,714.90-116,572.35-25,162.10

Finding the Fourth Proportional to 77,714.90, 116,572.35 and 25,162.10

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Solution

The fourth proportional to 77,714.90, 116,572.35 and 25,162.10 is: 37,743.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,714.90 : 116,572.35 = 25,162.10 : x
  2. Step 2: Convert to fraction form
    77,714.90/116,572.35 = 25,162.10/x
  3. Step 3: Cross multiply
    77,714.90x = 116,572.35 × 25,162.10
  4. Step 4: Simplify right side
    77,714.90x = 2,933,205,127.94
  5. Step 5: Solve for x
    x = 2,933,205,127.94/77,714.90
  6. Step 6: Final answer
    x = 37,743.15

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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.