Home / 39,210.74-54,104.73-23,294.78

Finding the Fourth Proportional to 39,210.74, 54,104.73 and 23,294.78

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Solution

The fourth proportional to 39,210.74, 54,104.73 and 23,294.78 is: 32,143.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,210.74 : 54,104.73 = 23,294.78 : x
  2. Step 2: Convert to fraction form
    39,210.74/54,104.73 = 23,294.78/x
  3. Step 3: Cross multiply
    39,210.74x = 54,104.73 × 23,294.78
  4. Step 4: Simplify right side
    39,210.74x = 1,260,357,782.31
  5. Step 5: Solve for x
    x = 1,260,357,782.31/39,210.74
  6. Step 6: Final answer
    x = 32,143.18

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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.