Home / 113,998.74-171,001.05-54,013.14

Finding the Fourth Proportional to 113,998.74, 171,001.05 and 54,013.14

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Solution

The fourth proportional to 113,998.74, 171,001.05 and 54,013.14 is: 81,021.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,998.74 : 171,001.05 = 54,013.14 : x
  2. Step 2: Convert to fraction form
    113,998.74/171,001.05 = 54,013.14/x
  3. Step 3: Cross multiply
    113,998.74x = 171,001.05 × 54,013.14
  4. Step 4: Simplify right side
    113,998.74x = 9,236,303,653.80
  5. Step 5: Solve for x
    x = 9,236,303,653.80/113,998.74
  6. Step 6: Final answer
    x = 81,021.10

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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.