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Finding the Fourth Proportional to 69,955.44, 96,535.69 and 38,123.65

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Solution

The fourth proportional to 69,955.44, 96,535.69 and 38,123.65 is: 52,609.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,955.44 : 96,535.69 = 38,123.65 : x
  2. Step 2: Convert to fraction form
    69,955.44/96,535.69 = 38,123.65/x
  3. Step 3: Cross multiply
    69,955.44x = 96,535.69 × 38,123.65
  4. Step 4: Simplify right side
    69,955.44x = 3,680,292,858.07
  5. Step 5: Solve for x
    x = 3,680,292,858.07/69,955.44
  6. Step 6: Final answer
    x = 52,609.10

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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.