Home / 89,203.71-133,763.17-51,775.26

Finding the Fourth Proportional to 89,203.71, 133,763.17 and 51,775.26

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Solution

The fourth proportional to 89,203.71, 133,763.17 and 51,775.26 is: 77,638.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,203.71 : 133,763.17 = 51,775.26 : x
  2. Step 2: Convert to fraction form
    89,203.71/133,763.17 = 51,775.26/x
  3. Step 3: Cross multiply
    89,203.71x = 133,763.17 × 51,775.26
  4. Step 4: Simplify right side
    89,203.71x = 6,925,622,905.17
  5. Step 5: Solve for x
    x = 6,925,622,905.17/89,203.71
  6. Step 6: Final answer
    x = 77,638.28

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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.