Home / 107,150.88-160,739.28-51,708

Finding the Fourth Proportional to 107,150.88, 160,739.28 and 51,708

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Solution

The fourth proportional to 107,150.88, 160,739.28 and 51,708 is: 77,568.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,150.88 : 160,739.28 = 51,708 : x
  2. Step 2: Convert to fraction form
    107,150.88/160,739.28 = 51,708/x
  3. Step 3: Cross multiply
    107,150.88x = 160,739.28 × 51,708
  4. Step 4: Simplify right side
    107,150.88x = 8,311,506,690.24
  5. Step 5: Solve for x
    x = 8,311,506,690.24/107,150.88
  6. Step 6: Final answer
    x = 77,568.25

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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.