Home / 39,823.12-54,937.52-23,879.92

Finding the Fourth Proportional to 39,823.12, 54,937.52 and 23,879.92

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Solution

The fourth proportional to 39,823.12, 54,937.52 and 23,879.92 is: 32,943.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,823.12 : 54,937.52 = 23,879.92 : x
  2. Step 2: Convert to fraction form
    39,823.12/54,937.52 = 23,879.92/x
  3. Step 3: Cross multiply
    39,823.12x = 54,937.52 × 23,879.92
  4. Step 4: Simplify right side
    39,823.12x = 1,311,903,582.60
  5. Step 5: Solve for x
    x = 1,311,903,582.60/39,823.12
  6. Step 6: Final answer
    x = 32,943.26

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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.