Home / 169,147.54-232,891.05-143,603.38

Finding the Fourth Proportional to 169,147.54, 232,891.05 and 143,603.38

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Solution

The fourth proportional to 169,147.54, 232,891.05 and 143,603.38 is: 197,720.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,147.54 : 232,891.05 = 143,603.38 : x
  2. Step 2: Convert to fraction form
    169,147.54/232,891.05 = 143,603.38/x
  3. Step 3: Cross multiply
    169,147.54x = 232,891.05 × 143,603.38
  4. Step 4: Simplify right side
    169,147.54x = 33,443,941,973.61
  5. Step 5: Solve for x
    x = 33,443,941,973.61/169,147.54
  6. Step 6: Final answer
    x = 197,720.53

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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.