Home / 32,982.86-49,540.45-19,681.80

Finding the Fourth Proportional to 32,982.86, 49,540.45 and 19,681.80

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Solution

The fourth proportional to 32,982.86, 49,540.45 and 19,681.80 is: 29,562.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,982.86 : 49,540.45 = 19,681.80 : x
  2. Step 2: Convert to fraction form
    32,982.86/49,540.45 = 19,681.80/x
  3. Step 3: Cross multiply
    32,982.86x = 49,540.45 × 19,681.80
  4. Step 4: Simplify right side
    32,982.86x = 975,045,386.22
  5. Step 5: Solve for x
    x = 975,045,386.22/32,982.86
  6. Step 6: Final answer
    x = 29,562.18

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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.