Home / 104,923.40-157,773.90-87,816.20

Finding the Fourth Proportional to 104,923.40, 157,773.90 and 87,816.20

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Solution

The fourth proportional to 104,923.40, 157,773.90 and 87,816.20 is: 132,049.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,923.40 : 157,773.90 = 87,816.20 : x
  2. Step 2: Convert to fraction form
    104,923.40/157,773.90 = 87,816.20/x
  3. Step 3: Cross multiply
    104,923.40x = 157,773.90 × 87,816.20
  4. Step 4: Simplify right side
    104,923.40x = 13,855,104,357.18
  5. Step 5: Solve for x
    x = 13,855,104,357.18/104,923.40
  6. Step 6: Final answer
    x = 132,049.71

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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.