Home / 115,828.84-173,744.97-45,707.50

Finding the Fourth Proportional to 115,828.84, 173,744.97 and 45,707.50

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Solution

The fourth proportional to 115,828.84, 173,744.97 and 45,707.50 is: 68,561.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,828.84 : 173,744.97 = 45,707.50 : x
  2. Step 2: Convert to fraction form
    115,828.84/173,744.97 = 45,707.50/x
  3. Step 3: Cross multiply
    115,828.84x = 173,744.97 × 45,707.50
  4. Step 4: Simplify right side
    115,828.84x = 7,941,448,216.28
  5. Step 5: Solve for x
    x = 7,941,448,216.28/115,828.84
  6. Step 6: Final answer
    x = 68,561.92

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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.