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Finding the Fourth Proportional to 74,936, 112,404.08 and 22,344.16

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Solution

The fourth proportional to 74,936, 112,404.08 and 22,344.16 is: 33,516.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,936 : 112,404.08 = 22,344.16 : x
  2. Step 2: Convert to fraction form
    74,936/112,404.08 = 22,344.16/x
  3. Step 3: Cross multiply
    74,936x = 112,404.08 × 22,344.16
  4. Step 4: Simplify right side
    74,936x = 2,511,574,748.17
  5. Step 5: Solve for x
    x = 2,511,574,748.17/74,936
  6. Step 6: Final answer
    x = 33,516.26

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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.