Home / 53,417.10-80,020.05-46,850.70

Finding the Fourth Proportional to 53,417.10, 80,020.05 and 46,850.70

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Solution

The fourth proportional to 53,417.10, 80,020.05 and 46,850.70 is: 70,183.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,417.10 : 80,020.05 = 46,850.70 : x
  2. Step 2: Convert to fraction form
    53,417.10/80,020.05 = 46,850.70/x
  3. Step 3: Cross multiply
    53,417.10x = 80,020.05 × 46,850.70
  4. Step 4: Simplify right side
    53,417.10x = 3,748,995,356.54
  5. Step 5: Solve for x
    x = 3,748,995,356.54/53,417.10
  6. Step 6: Final answer
    x = 70,183.43

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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.