Home / 193,398.13-290,099.19-58,463.31

Finding the Fourth Proportional to 193,398.13, 290,099.19 and 58,463.31

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Solution

The fourth proportional to 193,398.13, 290,099.19 and 58,463.31 is: 87,695.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,398.13 : 290,099.19 = 58,463.31 : x
  2. Step 2: Convert to fraction form
    193,398.13/290,099.19 = 58,463.31/x
  3. Step 3: Cross multiply
    193,398.13x = 290,099.19 × 58,463.31
  4. Step 4: Simplify right side
    193,398.13x = 16,960,158,875.72
  5. Step 5: Solve for x
    x = 16,960,158,875.72/193,398.13
  6. Step 6: Final answer
    x = 87,695.57

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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.