Home / 144,002.40-216,003.60-50,474.40

Finding the Fourth Proportional to 144,002.40, 216,003.60 and 50,474.40

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Solution

The fourth proportional to 144,002.40, 216,003.60 and 50,474.40 is: 75,711.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,002.40 : 216,003.60 = 50,474.40 : x
  2. Step 2: Convert to fraction form
    144,002.40/216,003.60 = 50,474.40/x
  3. Step 3: Cross multiply
    144,002.40x = 216,003.60 × 50,474.40
  4. Step 4: Simplify right side
    144,002.40x = 10,902,652,107.84
  5. Step 5: Solve for x
    x = 10,902,652,107.84/144,002.40
  6. Step 6: Final answer
    x = 75,711.60

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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.