Home / 62,508.12-93,752.66-20,388.14

Finding the Fourth Proportional to 62,508.12, 93,752.66 and 20,388.14

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Solution

The fourth proportional to 62,508.12, 93,752.66 and 20,388.14 is: 30,579.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,508.12 : 93,752.66 = 20,388.14 : x
  2. Step 2: Convert to fraction form
    62,508.12/93,752.66 = 20,388.14/x
  3. Step 3: Cross multiply
    62,508.12x = 93,752.66 × 20,388.14
  4. Step 4: Simplify right side
    62,508.12x = 1,911,442,291.23
  5. Step 5: Solve for x
    x = 1,911,442,291.23/62,508.12
  6. Step 6: Final answer
    x = 30,579.11

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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.