Home / 61,790.04-85,224.96-40,561.56

Finding the Fourth Proportional to 61,790.04, 85,224.96 and 40,561.56

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Solution

The fourth proportional to 61,790.04, 85,224.96 and 40,561.56 is: 55,945.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,790.04 : 85,224.96 = 40,561.56 : x
  2. Step 2: Convert to fraction form
    61,790.04/85,224.96 = 40,561.56/x
  3. Step 3: Cross multiply
    61,790.04x = 85,224.96 × 40,561.56
  4. Step 4: Simplify right side
    61,790.04x = 3,456,857,328.54
  5. Step 5: Solve for x
    x = 3,456,857,328.54/61,790.04
  6. Step 6: Final answer
    x = 55,945.22

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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.