Home / 57,686.13-79,601.81-32,190.57

Finding the Fourth Proportional to 57,686.13, 79,601.81 and 32,190.57

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Solution

The fourth proportional to 57,686.13, 79,601.81 and 32,190.57 is: 44,420.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,686.13 : 79,601.81 = 32,190.57 : x
  2. Step 2: Convert to fraction form
    57,686.13/79,601.81 = 32,190.57/x
  3. Step 3: Cross multiply
    57,686.13x = 79,601.81 × 32,190.57
  4. Step 4: Simplify right side
    57,686.13x = 2,562,427,475.98
  5. Step 5: Solve for x
    x = 2,562,427,475.98/57,686.13
  6. Step 6: Final answer
    x = 44,420.17

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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.