Home / 161,795.10-242,577.45-61,916.70

Finding the Fourth Proportional to 161,795.10, 242,577.45 and 61,916.70

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Solution

The fourth proportional to 161,795.10, 242,577.45 and 61,916.70 is: 92,830.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,795.10 : 242,577.45 = 61,916.70 : x
  2. Step 2: Convert to fraction form
    161,795.10/242,577.45 = 61,916.70/x
  3. Step 3: Cross multiply
    161,795.10x = 242,577.45 × 61,916.70
  4. Step 4: Simplify right side
    161,795.10x = 15,019,595,198.42
  5. Step 5: Solve for x
    x = 15,019,595,198.42/161,795.10
  6. Step 6: Final answer
    x = 92,830.96

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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.