Home / 147,932.37-221,876.69-54,416.25

Finding the Fourth Proportional to 147,932.37, 221,876.69 and 54,416.25

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Solution

The fourth proportional to 147,932.37, 221,876.69 and 54,416.25 is: 81,616.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,932.37 : 221,876.69 = 54,416.25 : x
  2. Step 2: Convert to fraction form
    147,932.37/221,876.69 = 54,416.25/x
  3. Step 3: Cross multiply
    147,932.37x = 221,876.69 × 54,416.25
  4. Step 4: Simplify right side
    147,932.37x = 12,073,697,160.13
  5. Step 5: Solve for x
    x = 12,073,697,160.13/147,932.37
  6. Step 6: Final answer
    x = 81,616.33

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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.