Home / 99,563.38-148,994.13-62,140.98

Finding the Fourth Proportional to 99,563.38, 148,994.13 and 62,140.98

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Solution

The fourth proportional to 99,563.38, 148,994.13 and 62,140.98 is: 92,992.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,563.38 : 148,994.13 = 62,140.98 : x
  2. Step 2: Convert to fraction form
    99,563.38/148,994.13 = 62,140.98/x
  3. Step 3: Cross multiply
    99,563.38x = 148,994.13 × 62,140.98
  4. Step 4: Simplify right side
    99,563.38x = 9,258,641,252.45
  5. Step 5: Solve for x
    x = 9,258,641,252.45/99,563.38
  6. Step 6: Final answer
    x = 92,992.44

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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.