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Finding the Fourth Proportional to 69,566.04, 96,001.74 and 39,351.60

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Solution

The fourth proportional to 69,566.04, 96,001.74 and 39,351.60 is: 54,305.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,566.04 : 96,001.74 = 39,351.60 : x
  2. Step 2: Convert to fraction form
    69,566.04/96,001.74 = 39,351.60/x
  3. Step 3: Cross multiply
    69,566.04x = 96,001.74 × 39,351.60
  4. Step 4: Simplify right side
    69,566.04x = 3,777,822,071.78
  5. Step 5: Solve for x
    x = 3,777,822,071.78/69,566.04
  6. Step 6: Final answer
    x = 54,305.55

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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.