Home / 168,289.65-232,171.92-107,849.17

Finding the Fourth Proportional to 168,289.65, 232,171.92 and 107,849.17

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Solution

The fourth proportional to 168,289.65, 232,171.92 and 107,849.17 is: 148,788.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,289.65 : 232,171.92 = 107,849.17 : x
  2. Step 2: Convert to fraction form
    168,289.65/232,171.92 = 107,849.17/x
  3. Step 3: Cross multiply
    168,289.65x = 232,171.92 × 107,849.17
  4. Step 4: Simplify right side
    168,289.65x = 25,039,549,159.52
  5. Step 5: Solve for x
    x = 25,039,549,159.52/168,289.65
  6. Step 6: Final answer
    x = 148,788.41

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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.