Home / 185,774.20-278,674.96-57,673.71

Finding the Fourth Proportional to 185,774.20, 278,674.96 and 57,673.71

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Solution

The fourth proportional to 185,774.20, 278,674.96 and 57,673.71 is: 86,514.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,774.20 : 278,674.96 = 57,673.71 : x
  2. Step 2: Convert to fraction form
    185,774.20/278,674.96 = 57,673.71/x
  3. Step 3: Cross multiply
    185,774.20x = 278,674.96 × 57,673.71
  4. Step 4: Simplify right side
    185,774.20x = 16,072,218,827.30
  5. Step 5: Solve for x
    x = 16,072,218,827.30/185,774.20
  6. Step 6: Final answer
    x = 86,514.81

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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.