Home / 82,743.90-124,120.65-23,583.90

Finding the Fourth Proportional to 82,743.90, 124,120.65 and 23,583.90

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Solution

The fourth proportional to 82,743.90, 124,120.65 and 23,583.90 is: 35,377.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,743.90 : 124,120.65 = 23,583.90 : x
  2. Step 2: Convert to fraction form
    82,743.90/124,120.65 = 23,583.90/x
  3. Step 3: Cross multiply
    82,743.90x = 124,120.65 × 23,583.90
  4. Step 4: Simplify right side
    82,743.90x = 2,927,248,997.54
  5. Step 5: Solve for x
    x = 2,927,248,997.54/82,743.90
  6. Step 6: Final answer
    x = 35,377.22

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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.