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Finding the Fourth Proportional to 66,527.92, 99,791.60 and 27,075.68

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Solution

The fourth proportional to 66,527.92, 99,791.60 and 27,075.68 is: 40,613.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,527.92 : 99,791.60 = 27,075.68 : x
  2. Step 2: Convert to fraction form
    66,527.92/99,791.60 = 27,075.68/x
  3. Step 3: Cross multiply
    66,527.92x = 99,791.60 × 27,075.68
  4. Step 4: Simplify right side
    66,527.92x = 2,701,925,428.29
  5. Step 5: Solve for x
    x = 2,701,925,428.29/66,527.92
  6. Step 6: Final answer
    x = 40,613.41

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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.