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Finding the Fourth Proportional to 134,770.60, 202,180.20 and 55,892.80

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Solution

The fourth proportional to 134,770.60, 202,180.20 and 55,892.80 is: 83,849.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,770.60 : 202,180.20 = 55,892.80 : x
  2. Step 2: Convert to fraction form
    134,770.60/202,180.20 = 55,892.80/x
  3. Step 3: Cross multiply
    134,770.60x = 202,180.20 × 55,892.80
  4. Step 4: Simplify right side
    134,770.60x = 11,300,417,482.56
  5. Step 5: Solve for x
    x = 11,300,417,482.56/134,770.60
  6. Step 6: Final answer
    x = 83,849.28

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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.