Home / 148,563.84-204,868.80-88,982.40

Finding the Fourth Proportional to 148,563.84, 204,868.80 and 88,982.40

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Solution

The fourth proportional to 148,563.84, 204,868.80 and 88,982.40 is: 122,706.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,563.84 : 204,868.80 = 88,982.40 : x
  2. Step 2: Convert to fraction form
    148,563.84/204,868.80 = 88,982.40/x
  3. Step 3: Cross multiply
    148,563.84x = 204,868.80 × 88,982.40
  4. Step 4: Simplify right side
    148,563.84x = 18,229,717,509.12
  5. Step 5: Solve for x
    x = 18,229,717,509.12/148,563.84
  6. Step 6: Final answer
    x = 122,706.29

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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.