Home / 79,233.24-118,854.06-20,069.40

Finding the Fourth Proportional to 79,233.24, 118,854.06 and 20,069.40

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Solution

The fourth proportional to 79,233.24, 118,854.06 and 20,069.40 is: 30,105.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,233.24 : 118,854.06 = 20,069.40 : x
  2. Step 2: Convert to fraction form
    79,233.24/118,854.06 = 20,069.40/x
  3. Step 3: Cross multiply
    79,233.24x = 118,854.06 × 20,069.40
  4. Step 4: Simplify right side
    79,233.24x = 2,385,329,671.76
  5. Step 5: Solve for x
    x = 2,385,329,671.76/79,233.24
  6. Step 6: Final answer
    x = 30,105.16

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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.