Home / 318,232.12-439,167-175,000.04

Finding the Fourth Proportional to 318,232.12, 439,167 and 175,000.04

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Solution

The fourth proportional to 318,232.12, 439,167 and 175,000.04 is: 241,503.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,232.12 : 439,167 = 175,000.04 : x
  2. Step 2: Convert to fraction form
    318,232.12/439,167 = 175,000.04/x
  3. Step 3: Cross multiply
    318,232.12x = 439,167 × 175,000.04
  4. Step 4: Simplify right side
    318,232.12x = 76,854,242,566.68
  5. Step 5: Solve for x
    x = 76,854,242,566.68/318,232.12
  6. Step 6: Final answer
    x = 241,503.73

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1.5x scale

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.