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Finding the Fourth Proportional to 69,663.54, 96,165.12 and 47,033.19

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Solution

The fourth proportional to 69,663.54, 96,165.12 and 47,033.19 is: 64,925.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,663.54 : 96,165.12 = 47,033.19 : x
  2. Step 2: Convert to fraction form
    69,663.54/96,165.12 = 47,033.19/x
  3. Step 3: Cross multiply
    69,663.54x = 96,165.12 × 47,033.19
  4. Step 4: Simplify right side
    69,663.54x = 4,522,952,360.33
  5. Step 5: Solve for x
    x = 4,522,952,360.33/69,663.54
  6. Step 6: Final answer
    x = 64,925.68

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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.