Home / 115,412.80-173,119.20-94,417.60

Finding the Fourth Proportional to 115,412.80, 173,119.20 and 94,417.60

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Solution

The fourth proportional to 115,412.80, 173,119.20 and 94,417.60 is: 141,626.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,412.80 : 173,119.20 = 94,417.60 : x
  2. Step 2: Convert to fraction form
    115,412.80/173,119.20 = 94,417.60/x
  3. Step 3: Cross multiply
    115,412.80x = 173,119.20 × 94,417.60
  4. Step 4: Simplify right side
    115,412.80x = 16,345,499,377.92
  5. Step 5: Solve for x
    x = 16,345,499,377.92/115,412.80
  6. Step 6: Final answer
    x = 141,626.40

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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.