Home / 75,966.30-104,812.16-43,699.23

Finding the Fourth Proportional to 75,966.30, 104,812.16 and 43,699.23

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Solution

The fourth proportional to 75,966.30, 104,812.16 and 43,699.23 is: 60,292.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,966.30 : 104,812.16 = 43,699.23 : x
  2. Step 2: Convert to fraction form
    75,966.30/104,812.16 = 43,699.23/x
  3. Step 3: Cross multiply
    75,966.30x = 104,812.16 × 43,699.23
  4. Step 4: Simplify right side
    75,966.30x = 4,580,210,468.14
  5. Step 5: Solve for x
    x = 4,580,210,468.14/75,966.30
  6. Step 6: Final answer
    x = 60,292.66

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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.