Home / 106,806.18-147,394.17-59,058.66

Finding the Fourth Proportional to 106,806.18, 147,394.17 and 59,058.66

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Solution

The fourth proportional to 106,806.18, 147,394.17 and 59,058.66 is: 81,501.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,806.18 : 147,394.17 = 59,058.66 : x
  2. Step 2: Convert to fraction form
    106,806.18/147,394.17 = 59,058.66/x
  3. Step 3: Cross multiply
    106,806.18x = 147,394.17 × 59,058.66
  4. Step 4: Simplify right side
    106,806.18x = 8,704,902,172.01
  5. Step 5: Solve for x
    x = 8,704,902,172.01/106,806.18
  6. Step 6: Final answer
    x = 81,501.86

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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.