Home / 38,534.76-57,899.42-36,979.56

Finding the Fourth Proportional to 38,534.76, 57,899.42 and 36,979.56

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Solution

The fourth proportional to 38,534.76, 57,899.42 and 36,979.56 is: 55,562.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,534.76 : 57,899.42 = 36,979.56 : x
  2. Step 2: Convert to fraction form
    38,534.76/57,899.42 = 36,979.56/x
  3. Step 3: Cross multiply
    38,534.76x = 57,899.42 × 36,979.56
  4. Step 4: Simplify right side
    38,534.76x = 2,141,095,075.86
  5. Step 5: Solve for x
    x = 2,141,095,075.86/38,534.76
  6. Step 6: Final answer
    x = 55,562.69

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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.