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Finding the Fourth Proportional to 67,641.60, 93,345.60 and 37,833.60

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Solution

The fourth proportional to 67,641.60, 93,345.60 and 37,833.60 is: 52,210.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,641.60 : 93,345.60 = 37,833.60 : x
  2. Step 2: Convert to fraction form
    67,641.60/93,345.60 = 37,833.60/x
  3. Step 3: Cross multiply
    67,641.60x = 93,345.60 × 37,833.60
  4. Step 4: Simplify right side
    67,641.60x = 3,531,600,092.16
  5. Step 5: Solve for x
    x = 3,531,600,092.16/67,641.60
  6. Step 6: Final answer
    x = 52,210.48

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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.