Home / 263,055.20-363,008.80-148,332.80

Finding the Fourth Proportional to 263,055.20, 363,008.80 and 148,332.80

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Solution

The fourth proportional to 263,055.20, 363,008.80 and 148,332.80 is: 204,695.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,055.20 : 363,008.80 = 148,332.80 : x
  2. Step 2: Convert to fraction form
    263,055.20/363,008.80 = 148,332.80/x
  3. Step 3: Cross multiply
    263,055.20x = 363,008.80 × 148,332.80
  4. Step 4: Simplify right side
    263,055.20x = 53,846,111,728.64
  5. Step 5: Solve for x
    x = 53,846,111,728.64/263,055.20
  6. Step 6: Final answer
    x = 204,695.10

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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.