Home / 263,106.04-363,119.58-172,538.20

Finding the Fourth Proportional to 263,106.04, 363,119.58 and 172,538.20

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Solution

The fourth proportional to 263,106.04, 363,119.58 and 172,538.20 is: 238,124.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,106.04 : 363,119.58 = 172,538.20 : x
  2. Step 2: Convert to fraction form
    263,106.04/363,119.58 = 172,538.20/x
  3. Step 3: Cross multiply
    263,106.04x = 363,119.58 × 172,538.20
  4. Step 4: Simplify right side
    263,106.04x = 62,651,998,717.96
  5. Step 5: Solve for x
    x = 62,651,998,717.96/263,106.04
  6. Step 6: Final answer
    x = 238,124.52

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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.