Home / 48,916.70-73,288.65-43,387.10

Finding the Fourth Proportional to 48,916.70, 73,288.65 and 43,387.10

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Solution

The fourth proportional to 48,916.70, 73,288.65 and 43,387.10 is: 65,004.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,916.70 : 73,288.65 = 43,387.10 : x
  2. Step 2: Convert to fraction form
    48,916.70/73,288.65 = 43,387.10/x
  3. Step 3: Cross multiply
    48,916.70x = 73,288.65 × 43,387.10
  4. Step 4: Simplify right side
    48,916.70x = 3,179,781,986.42
  5. Step 5: Solve for x
    x = 3,179,781,986.42/48,916.70
  6. Step 6: Final answer
    x = 65,004.02

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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.