Home / 74,199.93-102,392.28-41,935.20

Finding the Fourth Proportional to 74,199.93, 102,392.28 and 41,935.20

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Solution

The fourth proportional to 74,199.93, 102,392.28 and 41,935.20 is: 57,868.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,199.93 : 102,392.28 = 41,935.20 : x
  2. Step 2: Convert to fraction form
    74,199.93/102,392.28 = 41,935.20/x
  3. Step 3: Cross multiply
    74,199.93x = 102,392.28 × 41,935.20
  4. Step 4: Simplify right side
    74,199.93x = 4,293,840,740.26
  5. Step 5: Solve for x
    x = 4,293,840,740.26/74,199.93
  6. Step 6: Final answer
    x = 57,868.53

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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.