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Finding the Fourth Proportional to 73,592, 101,557.32 and 40,058

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Solution

The fourth proportional to 73,592, 101,557.32 and 40,058 is: 55,280.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,592 : 101,557.32 = 40,058 : x
  2. Step 2: Convert to fraction form
    73,592/101,557.32 = 40,058/x
  3. Step 3: Cross multiply
    73,592x = 101,557.32 × 40,058
  4. Step 4: Simplify right side
    73,592x = 4,068,183,124.56
  5. Step 5: Solve for x
    x = 4,068,183,124.56/73,592
  6. Step 6: Final answer
    x = 55,280.24

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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.