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Finding the Fourth Proportional to 52,001.70, 77,977.85 and 25,675.70

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Solution

The fourth proportional to 52,001.70, 77,977.85 and 25,675.70 is: 38,501.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,001.70 : 77,977.85 = 25,675.70 : x
  2. Step 2: Convert to fraction form
    52,001.70/77,977.85 = 25,675.70/x
  3. Step 3: Cross multiply
    52,001.70x = 77,977.85 × 25,675.70
  4. Step 4: Simplify right side
    52,001.70x = 2,002,135,364.98
  5. Step 5: Solve for x
    x = 2,002,135,364.98/52,001.70
  6. Step 6: Final answer
    x = 38,501.34

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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.