Home / 263,772.03-363,964.28-156,324.72

Finding the Fourth Proportional to 263,772.03, 363,964.28 and 156,324.72

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Solution

The fourth proportional to 263,772.03, 363,964.28 and 156,324.72 is: 215,703.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,772.03 : 363,964.28 = 156,324.72 : x
  2. Step 2: Convert to fraction form
    263,772.03/363,964.28 = 156,324.72/x
  3. Step 3: Cross multiply
    263,772.03x = 363,964.28 × 156,324.72
  4. Step 4: Simplify right side
    263,772.03x = 56,896,613,379.38
  5. Step 5: Solve for x
    x = 56,896,613,379.38/263,772.03
  6. Step 6: Final answer
    x = 215,703.74

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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.