Home / 39,488.76-54,513.38-23,358.80

Finding the Fourth Proportional to 39,488.76, 54,513.38 and 23,358.80

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Solution

The fourth proportional to 39,488.76, 54,513.38 and 23,358.80 is: 32,246.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,488.76 : 54,513.38 = 23,358.80 : x
  2. Step 2: Convert to fraction form
    39,488.76/54,513.38 = 23,358.80/x
  3. Step 3: Cross multiply
    39,488.76x = 54,513.38 × 23,358.80
  4. Step 4: Simplify right side
    39,488.76x = 1,273,367,140.74
  5. Step 5: Solve for x
    x = 1,273,367,140.74/39,488.76
  6. Step 6: Final answer
    x = 32,246.32

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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.