Home / 74,461.02-111,694.41-21,869.34

Finding the Fourth Proportional to 74,461.02, 111,694.41 and 21,869.34

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Solution

The fourth proportional to 74,461.02, 111,694.41 and 21,869.34 is: 32,804.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,461.02 : 111,694.41 = 21,869.34 : x
  2. Step 2: Convert to fraction form
    74,461.02/111,694.41 = 21,869.34/x
  3. Step 3: Cross multiply
    74,461.02x = 111,694.41 × 21,869.34
  4. Step 4: Simplify right side
    74,461.02x = 2,442,683,028.39
  5. Step 5: Solve for x
    x = 2,442,683,028.39/74,461.02
  6. Step 6: Final answer
    x = 32,804.86

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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.