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Finding the Fourth Proportional to 155,770.80, 233,656.20 and 50,600.40

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Solution

The fourth proportional to 155,770.80, 233,656.20 and 50,600.40 is: 75,900.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,770.80 : 233,656.20 = 50,600.40 : x
  2. Step 2: Convert to fraction form
    155,770.80/233,656.20 = 50,600.40/x
  3. Step 3: Cross multiply
    155,770.80x = 233,656.20 × 50,600.40
  4. Step 4: Simplify right side
    155,770.80x = 11,823,097,182.48
  5. Step 5: Solve for x
    x = 11,823,097,182.48/155,770.80
  6. Step 6: Final answer
    x = 75,900.60

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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.