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Finding the Fourth Proportional to 60,996.30, 91,494.48 and 40,068.60

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Solution

The fourth proportional to 60,996.30, 91,494.48 and 40,068.60 is: 60,102.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,996.30 : 91,494.48 = 40,068.60 : x
  2. Step 2: Convert to fraction form
    60,996.30/91,494.48 = 40,068.60/x
  3. Step 3: Cross multiply
    60,996.30x = 91,494.48 × 40,068.60
  4. Step 4: Simplify right side
    60,996.30x = 3,666,055,721.33
  5. Step 5: Solve for x
    x = 3,666,055,721.33/60,996.30
  6. Step 6: Final answer
    x = 60,102.92

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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.