Home / 118,724.18-178,058.31-34,462.11

Finding the Fourth Proportional to 118,724.18, 178,058.31 and 34,462.11

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Solution

The fourth proportional to 118,724.18, 178,058.31 and 34,462.11 is: 51,685.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,724.18 : 178,058.31 = 34,462.11 : x
  2. Step 2: Convert to fraction form
    118,724.18/178,058.31 = 34,462.11/x
  3. Step 3: Cross multiply
    118,724.18x = 178,058.31 × 34,462.11
  4. Step 4: Simplify right side
    118,724.18x = 6,136,265,065.63
  5. Step 5: Solve for x
    x = 6,136,265,065.63/118,724.18
  6. Step 6: Final answer
    x = 51,685.05

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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.