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Finding the Fourth Proportional to 68,151.60, 94,047.12 and 37,935.36

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Solution

The fourth proportional to 68,151.60, 94,047.12 and 37,935.36 is: 52,349.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,151.60 : 94,047.12 = 37,935.36 : x
  2. Step 2: Convert to fraction form
    68,151.60/94,047.12 = 37,935.36/x
  3. Step 3: Cross multiply
    68,151.60x = 94,047.12 × 37,935.36
  4. Step 4: Simplify right side
    68,151.60x = 3,567,711,354.16
  5. Step 5: Solve for x
    x = 3,567,711,354.16/68,151.60
  6. Step 6: Final answer
    x = 52,349.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.