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Finding the Fourth Proportional to 58,038, 87,057.96 and 25,206

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Solution

The fourth proportional to 58,038, 87,057.96 and 25,206 is: 37,809.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,038 : 87,057.96 = 25,206 : x
  2. Step 2: Convert to fraction form
    58,038/87,057.96 = 25,206/x
  3. Step 3: Cross multiply
    58,038x = 87,057.96 × 25,206
  4. Step 4: Simplify right side
    58,038x = 2,194,382,939.76
  5. Step 5: Solve for x
    x = 2,194,382,939.76/58,038
  6. Step 6: Final answer
    x = 37,809.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.