Home / 58,021.20-80,087.40-36,799.20

Finding the Fourth Proportional to 58,021.20, 80,087.40 and 36,799.20

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Solution

The fourth proportional to 58,021.20, 80,087.40 and 36,799.20 is: 50,794.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,021.20 : 80,087.40 = 36,799.20 : x
  2. Step 2: Convert to fraction form
    58,021.20/80,087.40 = 36,799.20/x
  3. Step 3: Cross multiply
    58,021.20x = 80,087.40 × 36,799.20
  4. Step 4: Simplify right side
    58,021.20x = 2,947,152,250.08
  5. Step 5: Solve for x
    x = 2,947,152,250.08/58,021.20
  6. Step 6: Final answer
    x = 50,794.40

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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.