Home / 83,186.37-124,828.97-30,632.76

Finding the Fourth Proportional to 83,186.37, 124,828.97 and 30,632.76

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Solution

The fourth proportional to 83,186.37, 124,828.97 and 30,632.76 is: 45,967.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,186.37 : 124,828.97 = 30,632.76 : x
  2. Step 2: Convert to fraction form
    83,186.37/124,828.97 = 30,632.76/x
  3. Step 3: Cross multiply
    83,186.37x = 124,828.97 × 30,632.76
  4. Step 4: Simplify right side
    83,186.37x = 3,823,855,725.89
  5. Step 5: Solve for x
    x = 3,823,855,725.89/83,186.37
  6. Step 6: Final answer
    x = 45,967.33

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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.