Home / 317,441.48-438,081.84-174,206.61

Finding the Fourth Proportional to 317,441.48, 438,081.84 and 174,206.61

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Solution

The fourth proportional to 317,441.48, 438,081.84 and 174,206.61 is: 240,412.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,441.48 : 438,081.84 = 174,206.61 : x
  2. Step 2: Convert to fraction form
    317,441.48/438,081.84 = 174,206.61/x
  3. Step 3: Cross multiply
    317,441.48x = 438,081.84 × 174,206.61
  4. Step 4: Simplify right side
    317,441.48x = 76,316,752,248.96
  5. Step 5: Solve for x
    x = 76,316,752,248.96/317,441.48
  6. Step 6: Final answer
    x = 240,412.04

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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.