Home / 65,084.40-97,582.86-25,621.20

Finding the Fourth Proportional to 65,084.40, 97,582.86 and 25,621.20

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Solution

The fourth proportional to 65,084.40, 97,582.86 and 25,621.20 is: 38,414.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,084.40 : 97,582.86 = 25,621.20 : x
  2. Step 2: Convert to fraction form
    65,084.40/97,582.86 = 25,621.20/x
  3. Step 3: Cross multiply
    65,084.40x = 97,582.86 × 25,621.20
  4. Step 4: Simplify right side
    65,084.40x = 2,500,189,972.63
  5. Step 5: Solve for x
    x = 2,500,189,972.63/65,084.40
  6. Step 6: Final answer
    x = 38,414.58

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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.