Home / 99,199.32-148,672.44-46,492.68

Finding the Fourth Proportional to 99,199.32, 148,672.44 and 46,492.68

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Solution

The fourth proportional to 99,199.32, 148,672.44 and 46,492.68 is: 69,679.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,199.32 : 148,672.44 = 46,492.68 : x
  2. Step 2: Convert to fraction form
    99,199.32/148,672.44 = 46,492.68/x
  3. Step 3: Cross multiply
    99,199.32x = 148,672.44 × 46,492.68
  4. Step 4: Simplify right side
    99,199.32x = 6,912,180,177.74
  5. Step 5: Solve for x
    x = 6,912,180,177.74/99,199.32
  6. Step 6: Final answer
    x = 69,679.71

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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.