Home / 44,446.47-66,667.55-11,165.78

Finding the Fourth Proportional to 44,446.47, 66,667.55 and 11,165.78

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Solution

The fourth proportional to 44,446.47, 66,667.55 and 11,165.78 is: 16,748.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,446.47 : 66,667.55 = 11,165.78 : x
  2. Step 2: Convert to fraction form
    44,446.47/66,667.55 = 11,165.78/x
  3. Step 3: Cross multiply
    44,446.47x = 66,667.55 × 11,165.78
  4. Step 4: Simplify right side
    44,446.47x = 744,394,807.27
  5. Step 5: Solve for x
    x = 744,394,807.27/44,446.47
  6. Step 6: Final answer
    x = 16,748.12

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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.