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Finding the Fourth Proportional to 36,701.70, 55,036.35 and 14,507.70

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Solution

The fourth proportional to 36,701.70, 55,036.35 and 14,507.70 is: 21,755.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,701.70 : 55,036.35 = 14,507.70 : x
  2. Step 2: Convert to fraction form
    36,701.70/55,036.35 = 14,507.70/x
  3. Step 3: Cross multiply
    36,701.70x = 55,036.35 × 14,507.70
  4. Step 4: Simplify right side
    36,701.70x = 798,450,854.90
  5. Step 5: Solve for x
    x = 798,450,854.90/36,701.70
  6. Step 6: Final answer
    x = 21,755.15

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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.