Home / 152,287.20-228,463.20-47,116.80

Finding the Fourth Proportional to 152,287.20, 228,463.20 and 47,116.80

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Solution

The fourth proportional to 152,287.20, 228,463.20 and 47,116.80 is: 70,685.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,287.20 : 228,463.20 = 47,116.80 : x
  2. Step 2: Convert to fraction form
    152,287.20/228,463.20 = 47,116.80/x
  3. Step 3: Cross multiply
    152,287.20x = 228,463.20 × 47,116.80
  4. Step 4: Simplify right side
    152,287.20x = 10,764,454,901.76
  5. Step 5: Solve for x
    x = 10,764,454,901.76/152,287.20
  6. Step 6: Final answer
    x = 70,685.22

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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.