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Finding the Fourth Proportional to 58,398.93, 87,612.99 and 16,845.93

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Solution

The fourth proportional to 58,398.93, 87,612.99 and 16,845.93 is: 25,273.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,398.93 : 87,612.99 = 16,845.93 : x
  2. Step 2: Convert to fraction form
    58,398.93/87,612.99 = 16,845.93/x
  3. Step 3: Cross multiply
    58,398.93x = 87,612.99 × 16,845.93
  4. Step 4: Simplify right side
    58,398.93x = 1,475,922,296.63
  5. Step 5: Solve for x
    x = 1,475,922,296.63/58,398.93
  6. Step 6: Final answer
    x = 25,273.11

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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.