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Finding the Fourth Proportional to 66,102.98, 99,111.38 and 23,975.22

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Solution

The fourth proportional to 66,102.98, 99,111.38 and 23,975.22 is: 35,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,102.98 : 99,111.38 = 23,975.22 : x
  2. Step 2: Convert to fraction form
    66,102.98/99,111.38 = 23,975.22/x
  3. Step 3: Cross multiply
    66,102.98x = 99,111.38 × 23,975.22
  4. Step 4: Simplify right side
    66,102.98x = 2,376,217,140.00
  5. Step 5: Solve for x
    x = 2,376,217,140.00/66,102.98
  6. Step 6: Final answer
    x = 35,947.20

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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.