Home / 65,718.45-98,577.68-23,618.70

Finding the Fourth Proportional to 65,718.45, 98,577.68 and 23,618.70

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Solution

The fourth proportional to 65,718.45, 98,577.68 and 23,618.70 is: 35,428.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,718.45 : 98,577.68 = 23,618.70 : x
  2. Step 2: Convert to fraction form
    65,718.45/98,577.68 = 23,618.70/x
  3. Step 3: Cross multiply
    65,718.45x = 98,577.68 × 23,618.70
  4. Step 4: Simplify right side
    65,718.45x = 2,328,276,532.52
  5. Step 5: Solve for x
    x = 2,328,276,532.52/65,718.45
  6. Step 6: Final answer
    x = 35,428.05

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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.