Home / 195,803.04-270,191.40-108,590.64

Finding the Fourth Proportional to 195,803.04, 270,191.40 and 108,590.64

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Solution

The fourth proportional to 195,803.04, 270,191.40 and 108,590.64 is: 149,845.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,803.04 : 270,191.40 = 108,590.64 : x
  2. Step 2: Convert to fraction form
    195,803.04/270,191.40 = 108,590.64/x
  3. Step 3: Cross multiply
    195,803.04x = 270,191.40 × 108,590.64
  4. Step 4: Simplify right side
    195,803.04x = 29,340,257,048.50
  5. Step 5: Solve for x
    x = 29,340,257,048.50/195,803.04
  6. Step 6: Final answer
    x = 149,845.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.