Home / 48,456.08-72,683.97-13,395.68

Finding the Fourth Proportional to 48,456.08, 72,683.97 and 13,395.68

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Solution

The fourth proportional to 48,456.08, 72,683.97 and 13,395.68 is: 20,093.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,456.08 : 72,683.97 = 13,395.68 : x
  2. Step 2: Convert to fraction form
    48,456.08/72,683.97 = 13,395.68/x
  3. Step 3: Cross multiply
    48,456.08x = 72,683.97 × 13,395.68
  4. Step 4: Simplify right side
    48,456.08x = 973,651,203.25
  5. Step 5: Solve for x
    x = 973,651,203.25/48,456.08
  6. Step 6: Final answer
    x = 20,093.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.