Home / 165,012.04-247,515.90-40,354.12

Finding the Fourth Proportional to 165,012.04, 247,515.90 and 40,354.12

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Solution

The fourth proportional to 165,012.04, 247,515.90 and 40,354.12 is: 60,530.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,012.04 : 247,515.90 = 40,354.12 : x
  2. Step 2: Convert to fraction form
    165,012.04/247,515.90 = 40,354.12/x
  3. Step 3: Cross multiply
    165,012.04x = 247,515.90 × 40,354.12
  4. Step 4: Simplify right side
    165,012.04x = 9,988,286,330.51
  5. Step 5: Solve for x
    x = 9,988,286,330.51/165,012.04
  6. Step 6: Final answer
    x = 60,530.65

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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.