Home / 124,105.79-186,029.08-60,838.31

Finding the Fourth Proportional to 124,105.79, 186,029.08 and 60,838.31

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Solution

The fourth proportional to 124,105.79, 186,029.08 and 60,838.31 is: 91,193.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,105.79 : 186,029.08 = 60,838.31 : x
  2. Step 2: Convert to fraction form
    124,105.79/186,029.08 = 60,838.31/x
  3. Step 3: Cross multiply
    124,105.79x = 186,029.08 × 60,838.31
  4. Step 4: Simplify right side
    124,105.79x = 11,317,695,151.03
  5. Step 5: Solve for x
    x = 11,317,695,151.03/124,105.79
  6. Step 6: Final answer
    x = 91,193.93

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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.