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Finding the Fourth Proportional to 69,254.94, 95,566.07 and 39,047.69

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Solution

The fourth proportional to 69,254.94, 95,566.07 and 39,047.69 is: 53,882.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,254.94 : 95,566.07 = 39,047.69 : x
  2. Step 2: Convert to fraction form
    69,254.94/95,566.07 = 39,047.69/x
  3. Step 3: Cross multiply
    69,254.94x = 95,566.07 × 39,047.69
  4. Step 4: Simplify right side
    69,254.94x = 3,731,633,602.81
  5. Step 5: Solve for x
    x = 3,731,633,602.81/69,254.94
  6. Step 6: Final answer
    x = 53,882.56

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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.