Home / 101,711.76-152,546.77-38,510.13

Finding the Fourth Proportional to 101,711.76, 152,546.77 and 38,510.13

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Solution

The fourth proportional to 101,711.76, 152,546.77 and 38,510.13 is: 57,757.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,711.76 : 152,546.77 = 38,510.13 : x
  2. Step 2: Convert to fraction form
    101,711.76/152,546.77 = 38,510.13/x
  3. Step 3: Cross multiply
    101,711.76x = 152,546.77 × 38,510.13
  4. Step 4: Simplify right side
    101,711.76x = 5,874,595,751.23
  5. Step 5: Solve for x
    x = 5,874,595,751.23/101,711.76
  6. Step 6: Final answer
    x = 57,757.29

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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.