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Finding the Fourth Proportional to 58,700, 81,006 and 33,550.04

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Solution

The fourth proportional to 58,700, 81,006 and 33,550.04 is: 46,299.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,700 : 81,006 = 33,550.04 : x
  2. Step 2: Convert to fraction form
    58,700/81,006 = 33,550.04/x
  3. Step 3: Cross multiply
    58,700x = 81,006 × 33,550.04
  4. Step 4: Simplify right side
    58,700x = 2,717,754,540.24
  5. Step 5: Solve for x
    x = 2,717,754,540.24/58,700
  6. Step 6: Final answer
    x = 46,299.06

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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.