Home / 48,905.40-73,386.90-17,743.80

Finding the Fourth Proportional to 48,905.40, 73,386.90 and 17,743.80

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Solution

The fourth proportional to 48,905.40, 73,386.90 and 17,743.80 is: 26,626.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,905.40 : 73,386.90 = 17,743.80 : x
  2. Step 2: Convert to fraction form
    48,905.40/73,386.90 = 17,743.80/x
  3. Step 3: Cross multiply
    48,905.40x = 73,386.90 × 17,743.80
  4. Step 4: Simplify right side
    48,905.40x = 1,302,162,476.22
  5. Step 5: Solve for x
    x = 1,302,162,476.22/48,905.40
  6. Step 6: Final answer
    x = 26,626.15

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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.