Home / 39,561.23-54,585.32-23,420.43

Finding the Fourth Proportional to 39,561.23, 54,585.32 and 23,420.43

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Solution

The fourth proportional to 39,561.23, 54,585.32 and 23,420.43 is: 32,314.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,561.23 : 54,585.32 = 23,420.43 : x
  2. Step 2: Convert to fraction form
    39,561.23/54,585.32 = 23,420.43/x
  3. Step 3: Cross multiply
    39,561.23x = 54,585.32 × 23,420.43
  4. Step 4: Simplify right side
    39,561.23x = 1,278,411,548.99
  5. Step 5: Solve for x
    x = 1,278,411,548.99/39,561.23
  6. Step 6: Final answer
    x = 32,314.76

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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.