Home / 74,516.94-102,835.17-42,695.82

Finding the Fourth Proportional to 74,516.94, 102,835.17 and 42,695.82

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Solution

The fourth proportional to 74,516.94, 102,835.17 and 42,695.82 is: 58,921.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,516.94 : 102,835.17 = 42,695.82 : x
  2. Step 2: Convert to fraction form
    74,516.94/102,835.17 = 42,695.82/x
  3. Step 3: Cross multiply
    74,516.94x = 102,835.17 × 42,695.82
  4. Step 4: Simplify right side
    74,516.94x = 4,390,631,907.99
  5. Step 5: Solve for x
    x = 4,390,631,907.99/74,516.94
  6. Step 6: Final answer
    x = 58,921.26

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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.