Home / 151,991.80-227,966.10-46,821.40

Finding the Fourth Proportional to 151,991.80, 227,966.10 and 46,821.40

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Solution

The fourth proportional to 151,991.80, 227,966.10 and 46,821.40 is: 70,225.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,991.80 : 227,966.10 = 46,821.40 : x
  2. Step 2: Convert to fraction form
    151,991.80/227,966.10 = 46,821.40/x
  3. Step 3: Cross multiply
    151,991.80x = 227,966.10 × 46,821.40
  4. Step 4: Simplify right side
    151,991.80x = 10,673,691,954.54
  5. Step 5: Solve for x
    x = 10,673,691,954.54/151,991.80
  6. Step 6: Final answer
    x = 70,225.45

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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.