Home / 48,113.14-72,180.64-21,825.40

Finding the Fourth Proportional to 48,113.14, 72,180.64 and 21,825.40

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Solution

The fourth proportional to 48,113.14, 72,180.64 and 21,825.40 is: 32,743.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,113.14 : 72,180.64 = 21,825.40 : x
  2. Step 2: Convert to fraction form
    48,113.14/72,180.64 = 21,825.40/x
  3. Step 3: Cross multiply
    48,113.14x = 72,180.64 × 21,825.40
  4. Step 4: Simplify right side
    48,113.14x = 1,575,371,340.26
  5. Step 5: Solve for x
    x = 1,575,371,340.26/48,113.14
  6. Step 6: Final answer
    x = 32,743.06

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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.