Home / 93,431.70-140,155.64-26,877.24

Finding the Fourth Proportional to 93,431.70, 140,155.64 and 26,877.24

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Solution

The fourth proportional to 93,431.70, 140,155.64 and 26,877.24 is: 40,318.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,431.70 : 140,155.64 = 26,877.24 : x
  2. Step 2: Convert to fraction form
    93,431.70/140,155.64 = 26,877.24/x
  3. Step 3: Cross multiply
    93,431.70x = 140,155.64 × 26,877.24
  4. Step 4: Simplify right side
    93,431.70x = 3,766,996,773.63
  5. Step 5: Solve for x
    x = 3,766,996,773.63/93,431.70
  6. Step 6: Final answer
    x = 40,318.19

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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.