Home / 155,600.80-233,401.20-50,430.40

Finding the Fourth Proportional to 155,600.80, 233,401.20 and 50,430.40

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Solution

The fourth proportional to 155,600.80, 233,401.20 and 50,430.40 is: 75,645.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,600.80 : 233,401.20 = 50,430.40 : x
  2. Step 2: Convert to fraction form
    155,600.80/233,401.20 = 50,430.40/x
  3. Step 3: Cross multiply
    155,600.80x = 233,401.20 × 50,430.40
  4. Step 4: Simplify right side
    155,600.80x = 11,770,515,876.48
  5. Step 5: Solve for x
    x = 11,770,515,876.48/155,600.80
  6. Step 6: Final answer
    x = 75,645.60

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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.