Home / 74,284.84-102,443.46-59,227.56

Finding the Fourth Proportional to 74,284.84, 102,443.46 and 59,227.56

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Solution

The fourth proportional to 74,284.84, 102,443.46 and 59,227.56 is: 81,678.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,284.84 : 102,443.46 = 59,227.56 : x
  2. Step 2: Convert to fraction form
    74,284.84/102,443.46 = 59,227.56/x
  3. Step 3: Cross multiply
    74,284.84x = 102,443.46 × 59,227.56
  4. Step 4: Simplify right side
    74,284.84x = 6,067,476,173.76
  5. Step 5: Solve for x
    x = 6,067,476,173.76/74,284.84
  6. Step 6: Final answer
    x = 81,678.53

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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.