Home / 99,360.77-149,041.25-40,196.94

Finding the Fourth Proportional to 99,360.77, 149,041.25 and 40,196.94

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Solution

The fourth proportional to 99,360.77, 149,041.25 and 40,196.94 is: 60,295.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,360.77 : 149,041.25 = 40,196.94 : x
  2. Step 2: Convert to fraction form
    99,360.77/149,041.25 = 40,196.94/x
  3. Step 3: Cross multiply
    99,360.77x = 149,041.25 × 40,196.94
  4. Step 4: Simplify right side
    99,360.77x = 5,991,001,982.79
  5. Step 5: Solve for x
    x = 5,991,001,982.79/99,360.77
  6. Step 6: Final answer
    x = 60,295.45

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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.