Home / 138,837.54-208,215.04-58,874.33

Finding the Fourth Proportional to 138,837.54, 208,215.04 and 58,874.33

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Solution

The fourth proportional to 138,837.54, 208,215.04 and 58,874.33 is: 88,294.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,837.54 : 208,215.04 = 58,874.33 : x
  2. Step 2: Convert to fraction form
    138,837.54/208,215.04 = 58,874.33/x
  3. Step 3: Cross multiply
    138,837.54x = 208,215.04 × 58,874.33
  4. Step 4: Simplify right side
    138,837.54x = 12,258,521,459.66
  5. Step 5: Solve for x
    x = 12,258,521,459.66/138,837.54
  6. Step 6: Final answer
    x = 88,294.00

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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.