Home / 32,721.06-49,076.70-10,531.50

Finding the Fourth Proportional to 32,721.06, 49,076.70 and 10,531.50

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Solution

The fourth proportional to 32,721.06, 49,076.70 and 10,531.50 is: 15,795.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,721.06 : 49,076.70 = 10,531.50 : x
  2. Step 2: Convert to fraction form
    32,721.06/49,076.70 = 10,531.50/x
  3. Step 3: Cross multiply
    32,721.06x = 49,076.70 × 10,531.50
  4. Step 4: Simplify right side
    32,721.06x = 516,851,266.05
  5. Step 5: Solve for x
    x = 516,851,266.05/32,721.06
  6. Step 6: Final answer
    x = 15,795.68

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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.