Home / 120,395.52-180,599.76-50,204.16

Finding the Fourth Proportional to 120,395.52, 180,599.76 and 50,204.16

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Solution

The fourth proportional to 120,395.52, 180,599.76 and 50,204.16 is: 75,308.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,395.52 : 180,599.76 = 50,204.16 : x
  2. Step 2: Convert to fraction form
    120,395.52/180,599.76 = 50,204.16/x
  3. Step 3: Cross multiply
    120,395.52x = 180,599.76 × 50,204.16
  4. Step 4: Simplify right side
    120,395.52x = 9,066,859,247.00
  5. Step 5: Solve for x
    x = 9,066,859,247.00/120,395.52
  6. Step 6: Final answer
    x = 75,308.94

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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.