Home / 99,028.23-148,558.74-49,109.95

Finding the Fourth Proportional to 99,028.23, 148,558.74 and 49,109.95

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Solution

The fourth proportional to 99,028.23, 148,558.74 and 49,109.95 is: 73,673.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,028.23 : 148,558.74 = 49,109.95 : x
  2. Step 2: Convert to fraction form
    99,028.23/148,558.74 = 49,109.95/x
  3. Step 3: Cross multiply
    99,028.23x = 148,558.74 × 49,109.95
  4. Step 4: Simplify right side
    99,028.23x = 7,295,712,293.46
  5. Step 5: Solve for x
    x = 7,295,712,293.46/99,028.23
  6. Step 6: Final answer
    x = 73,673.06

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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.