Home / 39,896.20-59,876.70-38,600.20

Finding the Fourth Proportional to 39,896.20, 59,876.70 and 38,600.20

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Solution

The fourth proportional to 39,896.20, 59,876.70 and 38,600.20 is: 57,931.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,896.20 : 59,876.70 = 38,600.20 : x
  2. Step 2: Convert to fraction form
    39,896.20/59,876.70 = 38,600.20/x
  3. Step 3: Cross multiply
    39,896.20x = 59,876.70 × 38,600.20
  4. Step 4: Simplify right side
    39,896.20x = 2,311,252,595.34
  5. Step 5: Solve for x
    x = 2,311,252,595.34/39,896.20
  6. Step 6: Final answer
    x = 57,931.65

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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.