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Finding the Fourth Proportional to 69,292.80, 95,624.15 and 37,461.69

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Solution

The fourth proportional to 69,292.80, 95,624.15 and 37,461.69 is: 51,697.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,292.80 : 95,624.15 = 37,461.69 : x
  2. Step 2: Convert to fraction form
    69,292.80/95,624.15 = 37,461.69/x
  3. Step 3: Cross multiply
    69,292.80x = 95,624.15 × 37,461.69
  4. Step 4: Simplify right side
    69,292.80x = 3,582,242,076.51
  5. Step 5: Solve for x
    x = 3,582,242,076.51/69,292.80
  6. Step 6: Final answer
    x = 51,697.18

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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.