Home / 39,313.12-54,233.95-23,169.42

Finding the Fourth Proportional to 39,313.12, 54,233.95 and 23,169.42

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Solution

The fourth proportional to 39,313.12, 54,233.95 and 23,169.42 is: 31,963.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,313.12 : 54,233.95 = 23,169.42 : x
  2. Step 2: Convert to fraction form
    39,313.12/54,233.95 = 23,169.42/x
  3. Step 3: Cross multiply
    39,313.12x = 54,233.95 × 23,169.42
  4. Step 4: Simplify right side
    39,313.12x = 1,256,569,165.81
  5. Step 5: Solve for x
    x = 1,256,569,165.81/39,313.12
  6. Step 6: Final answer
    x = 31,963.10

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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.