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Finding the Fourth Proportional to 58,053.03, 87,084 and 18,066.99

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Solution

The fourth proportional to 58,053.03, 87,084 and 18,066.99 is: 27,101.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,053.03 : 87,084 = 18,066.99 : x
  2. Step 2: Convert to fraction form
    58,053.03/87,084 = 18,066.99/x
  3. Step 3: Cross multiply
    58,053.03x = 87,084 × 18,066.99
  4. Step 4: Simplify right side
    58,053.03x = 1,573,345,757.16
  5. Step 5: Solve for x
    x = 1,573,345,757.16/58,053.03
  6. Step 6: Final answer
    x = 27,101.87

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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.