Home / 209,127.14-288,594.88-113,633.83

Finding the Fourth Proportional to 209,127.14, 288,594.88 and 113,633.83

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Solution

The fourth proportional to 209,127.14, 288,594.88 and 113,633.83 is: 156,814.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,127.14 : 288,594.88 = 113,633.83 : x
  2. Step 2: Convert to fraction form
    209,127.14/288,594.88 = 113,633.83/x
  3. Step 3: Cross multiply
    209,127.14x = 288,594.88 × 113,633.83
  4. Step 4: Simplify right side
    209,127.14x = 32,794,140,527.22
  5. Step 5: Solve for x
    x = 32,794,140,527.22/209,127.14
  6. Step 6: Final answer
    x = 156,814.37

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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.