Home / 166,854.91-230,259.23-90,373.83

Finding the Fourth Proportional to 166,854.91, 230,259.23 and 90,373.83

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Solution

The fourth proportional to 166,854.91, 230,259.23 and 90,373.83 is: 124,715.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,854.91 : 230,259.23 = 90,373.83 : x
  2. Step 2: Convert to fraction form
    166,854.91/230,259.23 = 90,373.83/x
  3. Step 3: Cross multiply
    166,854.91x = 230,259.23 × 90,373.83
  4. Step 4: Simplify right side
    166,854.91x = 20,809,407,785.69
  5. Step 5: Solve for x
    x = 20,809,407,785.69/166,854.91
  6. Step 6: Final answer
    x = 124,715.58

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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.