Home / 75,429.17-104,080.70-43,591.93

Finding the Fourth Proportional to 75,429.17, 104,080.70 and 43,591.93

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Solution

The fourth proportional to 75,429.17, 104,080.70 and 43,591.93 is: 60,150.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,429.17 : 104,080.70 = 43,591.93 : x
  2. Step 2: Convert to fraction form
    75,429.17/104,080.70 = 43,591.93/x
  3. Step 3: Cross multiply
    75,429.17x = 104,080.70 × 43,591.93
  4. Step 4: Simplify right side
    75,429.17x = 4,537,078,110.59
  5. Step 5: Solve for x
    x = 4,537,078,110.59/75,429.17
  6. Step 6: Final answer
    x = 60,150.18

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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.