Home / 79,496.10-119,248.20-20,332.26

Finding the Fourth Proportional to 79,496.10, 119,248.20 and 20,332.26

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Solution

The fourth proportional to 79,496.10, 119,248.20 and 20,332.26 is: 30,499.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,496.10 : 119,248.20 = 20,332.26 : x
  2. Step 2: Convert to fraction form
    79,496.10/119,248.20 = 20,332.26/x
  3. Step 3: Cross multiply
    79,496.10x = 119,248.20 × 20,332.26
  4. Step 4: Simplify right side
    79,496.10x = 2,424,585,406.93
  5. Step 5: Solve for x
    x = 2,424,585,406.93/79,496.10
  6. Step 6: Final answer
    x = 30,499.43

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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.