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Finding the Fourth Proportional to 60,066.85, 90,505.72 and 49,766.08

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Solution

The fourth proportional to 60,066.85, 90,505.72 and 49,766.08 is: 74,985.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,066.85 : 90,505.72 = 49,766.08 : x
  2. Step 2: Convert to fraction form
    60,066.85/90,505.72 = 49,766.08/x
  3. Step 3: Cross multiply
    60,066.85x = 90,505.72 × 49,766.08
  4. Step 4: Simplify right side
    60,066.85x = 4,504,114,200.62
  5. Step 5: Solve for x
    x = 4,504,114,200.62/60,066.85
  6. Step 6: Final answer
    x = 74,985.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.