Home / 55,968.81-83,953.13-38,385.33

Finding the Fourth Proportional to 55,968.81, 83,953.13 and 38,385.33

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Solution

The fourth proportional to 55,968.81, 83,953.13 and 38,385.33 is: 57,577.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,968.81 : 83,953.13 = 38,385.33 : x
  2. Step 2: Convert to fraction form
    55,968.81/83,953.13 = 38,385.33/x
  3. Step 3: Cross multiply
    55,968.81x = 83,953.13 × 38,385.33
  4. Step 4: Simplify right side
    55,968.81x = 3,222,568,407.66
  5. Step 5: Solve for x
    x = 3,222,568,407.66/55,968.81
  6. Step 6: Final answer
    x = 57,577.93

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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.