Home / 115,695.48-173,544.66-36,809.40

Finding the Fourth Proportional to 115,695.48, 173,544.66 and 36,809.40

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Solution

The fourth proportional to 115,695.48, 173,544.66 and 36,809.40 is: 55,214.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,695.48 : 173,544.66 = 36,809.40 : x
  2. Step 2: Convert to fraction form
    115,695.48/173,544.66 = 36,809.40/x
  3. Step 3: Cross multiply
    115,695.48x = 173,544.66 × 36,809.40
  4. Step 4: Simplify right side
    115,695.48x = 6,388,074,807.80
  5. Step 5: Solve for x
    x = 6,388,074,807.80/115,695.48
  6. Step 6: Final answer
    x = 55,214.56

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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.