Home / 74,200.93-102,393.66-41,936.20

Finding the Fourth Proportional to 74,200.93, 102,393.66 and 41,936.20

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Solution

The fourth proportional to 74,200.93, 102,393.66 and 41,936.20 is: 57,869.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,200.93 : 102,393.66 = 41,936.20 : x
  2. Step 2: Convert to fraction form
    74,200.93/102,393.66 = 41,936.20/x
  3. Step 3: Cross multiply
    74,200.93x = 102,393.66 × 41,936.20
  4. Step 4: Simplify right side
    74,200.93x = 4,294,001,004.49
  5. Step 5: Solve for x
    x = 4,294,001,004.49/74,200.93
  6. Step 6: Final answer
    x = 57,869.91

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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.