Home / 99,833.08-149,708.04-40,628.56

Finding the Fourth Proportional to 99,833.08, 149,708.04 and 40,628.56

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Solution

The fourth proportional to 99,833.08, 149,708.04 and 40,628.56 is: 60,925.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,833.08 : 149,708.04 = 40,628.56 : x
  2. Step 2: Convert to fraction form
    99,833.08/149,708.04 = 40,628.56/x
  3. Step 3: Cross multiply
    99,833.08x = 149,708.04 × 40,628.56
  4. Step 4: Simplify right side
    99,833.08x = 6,082,422,085.62
  5. Step 5: Solve for x
    x = 6,082,422,085.62/99,833.08
  6. Step 6: Final answer
    x = 60,925.92

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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.