Home / 48,616.74-72,929.34-13,556.34

Finding the Fourth Proportional to 48,616.74, 72,929.34 and 13,556.34

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Solution

The fourth proportional to 48,616.74, 72,929.34 and 13,556.34 is: 20,335.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,616.74 : 72,929.34 = 13,556.34 : x
  2. Step 2: Convert to fraction form
    48,616.74/72,929.34 = 13,556.34/x
  3. Step 3: Cross multiply
    48,616.74x = 72,929.34 × 13,556.34
  4. Step 4: Simplify right side
    48,616.74x = 988,654,929.02
  5. Step 5: Solve for x
    x = 988,654,929.02/48,616.74
  6. Step 6: Final answer
    x = 20,335.69

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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.