Home / 201,747.02-278,317.34-130,150.10

Finding the Fourth Proportional to 201,747.02, 278,317.34 and 130,150.10

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Solution

The fourth proportional to 201,747.02, 278,317.34 and 130,150.10 is: 179,546.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,747.02 : 278,317.34 = 130,150.10 : x
  2. Step 2: Convert to fraction form
    201,747.02/278,317.34 = 130,150.10/x
  3. Step 3: Cross multiply
    201,747.02x = 278,317.34 × 130,150.10
  4. Step 4: Simplify right side
    201,747.02x = 36,223,029,632.73
  5. Step 5: Solve for x
    x = 36,223,029,632.73/201,747.02
  6. Step 6: Final answer
    x = 179,546.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.