Home / 225,624.59-338,569.93-83,569.65

Finding the Fourth Proportional to 225,624.59, 338,569.93 and 83,569.65

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Solution

The fourth proportional to 225,624.59, 338,569.93 and 83,569.65 is: 125,403.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,624.59 : 338,569.93 = 83,569.65 : x
  2. Step 2: Convert to fraction form
    225,624.59/338,569.93 = 83,569.65/x
  3. Step 3: Cross multiply
    225,624.59x = 338,569.93 × 83,569.65
  4. Step 4: Simplify right side
    225,624.59x = 28,294,170,550.62
  5. Step 5: Solve for x
    x = 28,294,170,550.62/225,624.59
  6. Step 6: Final answer
    x = 125,403.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.