Home / 39,827.83-54,943.95-25,685.23

Finding the Fourth Proportional to 39,827.83, 54,943.95 and 25,685.23

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Solution

The fourth proportional to 39,827.83, 54,943.95 and 25,685.23 is: 35,433.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,827.83 : 54,943.95 = 25,685.23 : x
  2. Step 2: Convert to fraction form
    39,827.83/54,943.95 = 25,685.23/x
  3. Step 3: Cross multiply
    39,827.83x = 54,943.95 × 25,685.23
  4. Step 4: Simplify right side
    39,827.83x = 1,411,247,992.86
  5. Step 5: Solve for x
    x = 1,411,247,992.86/39,827.83
  6. Step 6: Final answer
    x = 35,433.72

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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.