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Finding the Fourth Proportional to 69,431.52, 95,814.96 and 37,600.32

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Solution

The fourth proportional to 69,431.52, 95,814.96 and 37,600.32 is: 51,888.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,431.52 : 95,814.96 = 37,600.32 : x
  2. Step 2: Convert to fraction form
    69,431.52/95,814.96 = 37,600.32/x
  3. Step 3: Cross multiply
    69,431.52x = 95,814.96 × 37,600.32
  4. Step 4: Simplify right side
    69,431.52x = 3,602,673,156.79
  5. Step 5: Solve for x
    x = 3,602,673,156.79/69,431.52
  6. Step 6: Final answer
    x = 51,888.15

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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.