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Finding the Fourth Proportional to 69,053.67, 95,296.91 and 38,840.40

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Solution

The fourth proportional to 69,053.67, 95,296.91 and 38,840.40 is: 53,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,053.67 : 95,296.91 = 38,840.40 : x
  2. Step 2: Convert to fraction form
    69,053.67/95,296.91 = 38,840.40/x
  3. Step 3: Cross multiply
    69,053.67x = 95,296.91 × 38,840.40
  4. Step 4: Simplify right side
    69,053.67x = 3,701,369,908.96
  5. Step 5: Solve for x
    x = 3,701,369,908.96/69,053.67
  6. Step 6: Final answer
    x = 53,601.35

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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.