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Finding the Fourth Proportional to 65,630.87, 98,422.16 and 23,499.53

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Solution

The fourth proportional to 65,630.87, 98,422.16 and 23,499.53 is: 35,240.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,630.87 : 98,422.16 = 23,499.53 : x
  2. Step 2: Convert to fraction form
    65,630.87/98,422.16 = 23,499.53/x
  3. Step 3: Cross multiply
    65,630.87x = 98,422.16 × 23,499.53
  4. Step 4: Simplify right side
    65,630.87x = 2,312,874,261.06
  5. Step 5: Solve for x
    x = 2,312,874,261.06/65,630.87
  6. Step 6: Final answer
    x = 35,240.65

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1.5x scale

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.