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Finding the Fourth Proportional to 67,617.73, 93,281.05 and 43,752.12

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Solution

The fourth proportional to 67,617.73, 93,281.05 and 43,752.12 is: 60,357.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,617.73 : 93,281.05 = 43,752.12 : x
  2. Step 2: Convert to fraction form
    67,617.73/93,281.05 = 43,752.12/x
  3. Step 3: Cross multiply
    67,617.73x = 93,281.05 × 43,752.12
  4. Step 4: Simplify right side
    67,617.73x = 4,081,243,693.33
  5. Step 5: Solve for x
    x = 4,081,243,693.33/67,617.73
  6. Step 6: Final answer
    x = 60,357.60

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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.