Home / 99,343.50-149,015.61-94,360.38

Finding the Fourth Proportional to 99,343.50, 149,015.61 and 94,360.38

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Solution

The fourth proportional to 99,343.50, 149,015.61 and 94,360.38 is: 141,540.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,343.50 : 149,015.61 = 94,360.38 : x
  2. Step 2: Convert to fraction form
    99,343.50/149,015.61 = 94,360.38/x
  3. Step 3: Cross multiply
    99,343.50x = 149,015.61 × 94,360.38
  4. Step 4: Simplify right side
    99,343.50x = 14,061,169,585.53
  5. Step 5: Solve for x
    x = 14,061,169,585.53/99,343.50
  6. Step 6: Final answer
    x = 141,540.91

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1.5x scale

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.