Home / 99,516.55-149,274.83-97,876.30

Finding the Fourth Proportional to 99,516.55, 149,274.83 and 97,876.30

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Solution

The fourth proportional to 99,516.55, 149,274.83 and 97,876.30 is: 146,814.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,516.55 : 149,274.83 = 97,876.30 : x
  2. Step 2: Convert to fraction form
    99,516.55/149,274.83 = 97,876.30/x
  3. Step 3: Cross multiply
    99,516.55x = 149,274.83 × 97,876.30
  4. Step 4: Simplify right side
    99,516.55x = 14,610,468,043.53
  5. Step 5: Solve for x
    x = 14,610,468,043.53/99,516.55
  6. Step 6: Final answer
    x = 146,814.45

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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.