Home / 263,581.47-363,656.67-168,118.92

Finding the Fourth Proportional to 263,581.47, 363,656.67 and 168,118.92

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Solution

The fourth proportional to 263,581.47, 363,656.67 and 168,118.92 is: 231,949.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,581.47 : 363,656.67 = 168,118.92 : x
  2. Step 2: Convert to fraction form
    263,581.47/363,656.67 = 168,118.92/x
  3. Step 3: Cross multiply
    263,581.47x = 363,656.67 × 168,118.92
  4. Step 4: Simplify right side
    263,581.47x = 61,137,566,611.20
  5. Step 5: Solve for x
    x = 61,137,566,611.20/263,581.47
  6. Step 6: Final answer
    x = 231,949.41

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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.