Home / 148,757.70-205,256.73-88,347.29

Finding the Fourth Proportional to 148,757.70, 205,256.73 and 88,347.29

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Solution

The fourth proportional to 148,757.70, 205,256.73 and 88,347.29 is: 121,902.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,757.70 : 205,256.73 = 88,347.29 : x
  2. Step 2: Convert to fraction form
    148,757.70/205,256.73 = 88,347.29/x
  3. Step 3: Cross multiply
    148,757.70x = 205,256.73 × 88,347.29
  4. Step 4: Simplify right side
    148,757.70x = 18,133,875,924.49
  5. Step 5: Solve for x
    x = 18,133,875,924.49/148,757.70
  6. Step 6: Final answer
    x = 121,902.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.