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Finding the Fourth Proportional to 66,000.60, 98,855.10 and 26,537.40

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Solution

The fourth proportional to 66,000.60, 98,855.10 and 26,537.40 is: 39,747.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,000.60 : 98,855.10 = 26,537.40 : x
  2. Step 2: Convert to fraction form
    66,000.60/98,855.10 = 26,537.40/x
  3. Step 3: Cross multiply
    66,000.60x = 98,855.10 × 26,537.40
  4. Step 4: Simplify right side
    66,000.60x = 2,623,357,330.74
  5. Step 5: Solve for x
    x = 2,623,357,330.74/66,000.60
  6. Step 6: Final answer
    x = 39,747.48

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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.