Home / 166,746.99-230,109.49-90,264.53

Finding the Fourth Proportional to 166,746.99, 230,109.49 and 90,264.53

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Solution

The fourth proportional to 166,746.99, 230,109.49 and 90,264.53 is: 124,564.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,746.99 : 230,109.49 = 90,264.53 : x
  2. Step 2: Convert to fraction form
    166,746.99/230,109.49 = 90,264.53/x
  3. Step 3: Cross multiply
    166,746.99x = 230,109.49 × 90,264.53
  4. Step 4: Simplify right side
    166,746.99x = 20,770,724,963.39
  5. Step 5: Solve for x
    x = 20,770,724,963.39/166,746.99
  6. Step 6: Final answer
    x = 124,564.32

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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.