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Finding the Fourth Proportional to 94,874.40, 130,923.14 and 54,594.39

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Solution

The fourth proportional to 94,874.40, 130,923.14 and 54,594.39 is: 75,338.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,874.40 : 130,923.14 = 54,594.39 : x
  2. Step 2: Convert to fraction form
    94,874.40/130,923.14 = 54,594.39/x
  3. Step 3: Cross multiply
    94,874.40x = 130,923.14 × 54,594.39
  4. Step 4: Simplify right side
    94,874.40x = 7,147,668,692.21
  5. Step 5: Solve for x
    x = 7,147,668,692.21/94,874.40
  6. Step 6: Final answer
    x = 75,338.22

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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.