Home / 124,111.96-186,038.34-53,972.44

Finding the Fourth Proportional to 124,111.96, 186,038.34 and 53,972.44

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Solution

The fourth proportional to 124,111.96, 186,038.34 and 53,972.44 is: 80,902.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,111.96 : 186,038.34 = 53,972.44 : x
  2. Step 2: Convert to fraction form
    124,111.96/186,038.34 = 53,972.44/x
  3. Step 3: Cross multiply
    124,111.96x = 186,038.34 × 53,972.44
  4. Step 4: Simplify right side
    124,111.96x = 10,040,943,143.35
  5. Step 5: Solve for x
    x = 10,040,943,143.35/124,111.96
  6. Step 6: Final answer
    x = 80,902.30

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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.