Home / 152,604.04-228,901.20-40,280.80

Finding the Fourth Proportional to 152,604.04, 228,901.20 and 40,280.80

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Solution

The fourth proportional to 152,604.04, 228,901.20 and 40,280.80 is: 60,419.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,604.04 : 228,901.20 = 40,280.80 : x
  2. Step 2: Convert to fraction form
    152,604.04/228,901.20 = 40,280.80/x
  3. Step 3: Cross multiply
    152,604.04x = 228,901.20 × 40,280.80
  4. Step 4: Simplify right side
    152,604.04x = 9,220,323,456.96
  5. Step 5: Solve for x
    x = 9,220,323,456.96/152,604.04
  6. Step 6: Final answer
    x = 60,419.92

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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.