Home / 110,661.14-152,657.66-69,806.76

Finding the Fourth Proportional to 110,661.14, 152,657.66 and 69,806.76

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Solution

The fourth proportional to 110,661.14, 152,657.66 and 69,806.76 is: 96,298.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,661.14 : 152,657.66 = 69,806.76 : x
  2. Step 2: Convert to fraction form
    110,661.14/152,657.66 = 69,806.76/x
  3. Step 3: Cross multiply
    110,661.14x = 152,657.66 × 69,806.76
  4. Step 4: Simplify right side
    110,661.14x = 10,656,536,633.78
  5. Step 5: Solve for x
    x = 10,656,536,633.78/110,661.14
  6. Step 6: Final answer
    x = 96,298.81

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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.