Home / 74,267.92-102,497.16-42,441.58

Finding the Fourth Proportional to 74,267.92, 102,497.16 and 42,441.58

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Solution

The fourth proportional to 74,267.92, 102,497.16 and 42,441.58 is: 58,573.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,267.92 : 102,497.16 = 42,441.58 : x
  2. Step 2: Convert to fraction form
    74,267.92/102,497.16 = 42,441.58/x
  3. Step 3: Cross multiply
    74,267.92x = 102,497.16 × 42,441.58
  4. Step 4: Simplify right side
    74,267.92x = 4,350,141,415.91
  5. Step 5: Solve for x
    x = 4,350,141,415.91/74,267.92
  6. Step 6: Final answer
    x = 58,573.63

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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.