Home / 115,923.20-173,767.15-65,899.93

Finding the Fourth Proportional to 115,923.20, 173,767.15 and 65,899.93

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Solution

The fourth proportional to 115,923.20, 173,767.15 and 65,899.93 is: 98,783.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,923.20 : 173,767.15 = 65,899.93 : x
  2. Step 2: Convert to fraction form
    115,923.20/173,767.15 = 65,899.93/x
  3. Step 3: Cross multiply
    115,923.20x = 173,767.15 × 65,899.93
  4. Step 4: Simplify right side
    115,923.20x = 11,451,242,422.13
  5. Step 5: Solve for x
    x = 11,451,242,422.13/115,923.20
  6. Step 6: Final answer
    x = 98,783.01

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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.