Home / 101,557.33-140,164.93-57,949.97

Finding the Fourth Proportional to 101,557.33, 140,164.93 and 57,949.97

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Solution

The fourth proportional to 101,557.33, 140,164.93 and 57,949.97 is: 79,979.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,557.33 : 140,164.93 = 57,949.97 : x
  2. Step 2: Convert to fraction form
    101,557.33/140,164.93 = 57,949.97/x
  3. Step 3: Cross multiply
    101,557.33x = 140,164.93 × 57,949.97
  4. Step 4: Simplify right side
    101,557.33x = 8,122,552,860.16
  5. Step 5: Solve for x
    x = 8,122,552,860.16/101,557.33
  6. Step 6: Final answer
    x = 79,979.98

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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.