Home / 131,184.87-181,018.49-74,597.46

Finding the Fourth Proportional to 131,184.87, 181,018.49 and 74,597.46

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Solution

The fourth proportional to 131,184.87, 181,018.49 and 74,597.46 is: 102,935.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,184.87 : 181,018.49 = 74,597.46 : x
  2. Step 2: Convert to fraction form
    131,184.87/181,018.49 = 74,597.46/x
  3. Step 3: Cross multiply
    131,184.87x = 181,018.49 × 74,597.46
  4. Step 4: Simplify right side
    131,184.87x = 13,503,519,567.04
  5. Step 5: Solve for x
    x = 13,503,519,567.04/131,184.87
  6. Step 6: Final answer
    x = 102,935.04

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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.