Home / 115,598.57-159,579.38-73,214.51

Finding the Fourth Proportional to 115,598.57, 159,579.38 and 73,214.51

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Solution

The fourth proportional to 115,598.57, 159,579.38 and 73,214.51 is: 101,069.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,598.57 : 159,579.38 = 73,214.51 : x
  2. Step 2: Convert to fraction form
    115,598.57/159,579.38 = 73,214.51/x
  3. Step 3: Cross multiply
    115,598.57x = 159,579.38 × 73,214.51
  4. Step 4: Simplify right side
    115,598.57x = 11,683,525,497.94
  5. Step 5: Solve for x
    x = 11,683,525,497.94/115,598.57
  6. Step 6: Final answer
    x = 101,069.81

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1.5x scale

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.