Home / 175,823.12-263,446.35-74,540.25

Finding the Fourth Proportional to 175,823.12, 263,446.35 and 74,540.25

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Solution

The fourth proportional to 175,823.12, 263,446.35 and 74,540.25 is: 111,688.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,823.12 : 263,446.35 = 74,540.25 : x
  2. Step 2: Convert to fraction form
    175,823.12/263,446.35 = 74,540.25/x
  3. Step 3: Cross multiply
    175,823.12x = 263,446.35 × 74,540.25
  4. Step 4: Simplify right side
    175,823.12x = 19,637,356,790.59
  5. Step 5: Solve for x
    x = 19,637,356,790.59/175,823.12
  6. Step 6: Final answer
    x = 111,688.14

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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.