Home / 263,160.18-363,160.77-142,301.16

Finding the Fourth Proportional to 263,160.18, 363,160.77 and 142,301.16

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Solution

The fourth proportional to 263,160.18, 363,160.77 and 142,301.16 is: 196,375.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,160.18 : 363,160.77 = 142,301.16 : x
  2. Step 2: Convert to fraction form
    263,160.18/363,160.77 = 142,301.16/x
  3. Step 3: Cross multiply
    263,160.18x = 363,160.77 × 142,301.16
  4. Step 4: Simplify right side
    263,160.18x = 51,678,198,837.49
  5. Step 5: Solve for x
    x = 51,678,198,837.49/263,160.18
  6. Step 6: Final answer
    x = 196,375.45

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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.