Home / 42,762.60-58,930.74-37,163.88

Finding the Fourth Proportional to 42,762.60, 58,930.74 and 37,163.88

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Solution

The fourth proportional to 42,762.60, 58,930.74 and 37,163.88 is: 51,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,762.60 : 58,930.74 = 37,163.88 : x
  2. Step 2: Convert to fraction form
    42,762.60/58,930.74 = 37,163.88/x
  3. Step 3: Cross multiply
    42,762.60x = 58,930.74 × 37,163.88
  4. Step 4: Simplify right side
    42,762.60x = 2,190,094,949.67
  5. Step 5: Solve for x
    x = 2,190,094,949.67/42,762.60
  6. Step 6: Final answer
    x = 51,215.20

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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.