Home / 124,732.50-187,098.54-35,986.47

Finding the Fourth Proportional to 124,732.50, 187,098.54 and 35,986.47

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Solution

The fourth proportional to 124,732.50, 187,098.54 and 35,986.47 is: 53,979.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,732.50 : 187,098.54 = 35,986.47 : x
  2. Step 2: Convert to fraction form
    124,732.50/187,098.54 = 35,986.47/x
  3. Step 3: Cross multiply
    124,732.50x = 187,098.54 × 35,986.47
  4. Step 4: Simplify right side
    124,732.50x = 6,733,015,996.75
  5. Step 5: Solve for x
    x = 6,733,015,996.75/124,732.50
  6. Step 6: Final answer
    x = 53,979.64

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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.