Home / 74,513.75-102,776.92-50,598.90

Finding the Fourth Proportional to 74,513.75, 102,776.92 and 50,598.90

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Solution

The fourth proportional to 74,513.75, 102,776.92 and 50,598.90 is: 69,791.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,513.75 : 102,776.92 = 50,598.90 : x
  2. Step 2: Convert to fraction form
    74,513.75/102,776.92 = 50,598.90/x
  3. Step 3: Cross multiply
    74,513.75x = 102,776.92 × 50,598.90
  4. Step 4: Simplify right side
    74,513.75x = 5,200,398,970.89
  5. Step 5: Solve for x
    x = 5,200,398,970.89/74,513.75
  6. Step 6: Final answer
    x = 69,791.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.