Home / 58,579.13-80,840.70-35,930.63

Finding the Fourth Proportional to 58,579.13, 80,840.70 and 35,930.63

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Solution

The fourth proportional to 58,579.13, 80,840.70 and 35,930.63 is: 49,585.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,579.13 : 80,840.70 = 35,930.63 : x
  2. Step 2: Convert to fraction form
    58,579.13/80,840.70 = 35,930.63/x
  3. Step 3: Cross multiply
    58,579.13x = 80,840.70 × 35,930.63
  4. Step 4: Simplify right side
    58,579.13x = 2,904,657,100.99
  5. Step 5: Solve for x
    x = 2,904,657,100.99/58,579.13
  6. Step 6: Final answer
    x = 49,585.19

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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.