Home / 39,266.92-54,113.70-28,069.48

Finding the Fourth Proportional to 39,266.92, 54,113.70 and 28,069.48

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Solution

The fourth proportional to 39,266.92, 54,113.70 and 28,069.48 is: 38,682.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,266.92 : 54,113.70 = 28,069.48 : x
  2. Step 2: Convert to fraction form
    39,266.92/54,113.70 = 28,069.48/x
  3. Step 3: Cross multiply
    39,266.92x = 54,113.70 × 28,069.48
  4. Step 4: Simplify right side
    39,266.92x = 1,518,943,419.88
  5. Step 5: Solve for x
    x = 1,518,943,419.88/39,266.92
  6. Step 6: Final answer
    x = 38,682.52

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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.