Home / 52,678.18-72,754.56-48,692.36

Finding the Fourth Proportional to 52,678.18, 72,754.56 and 48,692.36

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Solution

The fourth proportional to 52,678.18, 72,754.56 and 48,692.36 is: 67,249.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,678.18 : 72,754.56 = 48,692.36 : x
  2. Step 2: Convert to fraction form
    52,678.18/72,754.56 = 48,692.36/x
  3. Step 3: Cross multiply
    52,678.18x = 72,754.56 × 48,692.36
  4. Step 4: Simplify right side
    52,678.18x = 3,542,591,227.16
  5. Step 5: Solve for x
    x = 3,542,591,227.16/52,678.18
  6. Step 6: Final answer
    x = 67,249.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.