Home / 57,589.16-79,424.42-37,430.55

Finding the Fourth Proportional to 57,589.16, 79,424.42 and 37,430.55

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Solution

The fourth proportional to 57,589.16, 79,424.42 and 37,430.55 is: 51,622.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,589.16 : 79,424.42 = 37,430.55 : x
  2. Step 2: Convert to fraction form
    57,589.16/79,424.42 = 37,430.55/x
  3. Step 3: Cross multiply
    57,589.16x = 79,424.42 × 37,430.55
  4. Step 4: Simplify right side
    57,589.16x = 2,972,899,536.88
  5. Step 5: Solve for x
    x = 2,972,899,536.88/57,589.16
  6. Step 6: Final answer
    x = 51,622.56

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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.