Home / 65,625.76-98,432.40-26,172.32

Finding the Fourth Proportional to 65,625.76, 98,432.40 and 26,172.32

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Solution

The fourth proportional to 65,625.76, 98,432.40 and 26,172.32 is: 39,255.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,625.76 : 98,432.40 = 26,172.32 : x
  2. Step 2: Convert to fraction form
    65,625.76/98,432.40 = 26,172.32/x
  3. Step 3: Cross multiply
    65,625.76x = 98,432.40 × 26,172.32
  4. Step 4: Simplify right side
    65,625.76x = 2,576,204,271.17
  5. Step 5: Solve for x
    x = 2,576,204,271.17/65,625.76
  6. Step 6: Final answer
    x = 39,255.99

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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.