Home / 55,601.40-83,402.10-35,902.20

Finding the Fourth Proportional to 55,601.40, 83,402.10 and 35,902.20

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Solution

The fourth proportional to 55,601.40, 83,402.10 and 35,902.20 is: 53,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,601.40 : 83,402.10 = 35,902.20 : x
  2. Step 2: Convert to fraction form
    55,601.40/83,402.10 = 35,902.20/x
  3. Step 3: Cross multiply
    55,601.40x = 83,402.10 × 35,902.20
  4. Step 4: Simplify right side
    55,601.40x = 2,994,318,874.62
  5. Step 5: Solve for x
    x = 2,994,318,874.62/55,601.40
  6. Step 6: Final answer
    x = 53,853.30

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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.