Home / 120,191.76-180,297.36-41,306.04

Finding the Fourth Proportional to 120,191.76, 180,297.36 and 41,306.04

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Solution

The fourth proportional to 120,191.76, 180,297.36 and 41,306.04 is: 61,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,191.76 : 180,297.36 = 41,306.04 : x
  2. Step 2: Convert to fraction form
    120,191.76/180,297.36 = 41,306.04/x
  3. Step 3: Cross multiply
    120,191.76x = 180,297.36 × 41,306.04
  4. Step 4: Simplify right side
    120,191.76x = 7,447,369,964.05
  5. Step 5: Solve for x
    x = 7,447,369,964.05/120,191.76
  6. Step 6: Final answer
    x = 61,962.40

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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.