Home / 130,320.30-195,480.45-123,062.70

Finding the Fourth Proportional to 130,320.30, 195,480.45 and 123,062.70

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Solution

The fourth proportional to 130,320.30, 195,480.45 and 123,062.70 is: 184,594.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,320.30 : 195,480.45 = 123,062.70 : x
  2. Step 2: Convert to fraction form
    130,320.30/195,480.45 = 123,062.70/x
  3. Step 3: Cross multiply
    130,320.30x = 195,480.45 × 123,062.70
  4. Step 4: Simplify right side
    130,320.30x = 24,056,351,974.22
  5. Step 5: Solve for x
    x = 24,056,351,974.22/130,320.30
  6. Step 6: Final answer
    x = 184,594.05

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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.