Home / 126,584.16-174,689.64-69,997.56

Finding the Fourth Proportional to 126,584.16, 174,689.64 and 69,997.56

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Solution

The fourth proportional to 126,584.16, 174,689.64 and 69,997.56 is: 96,598.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,584.16 : 174,689.64 = 69,997.56 : x
  2. Step 2: Convert to fraction form
    126,584.16/174,689.64 = 69,997.56/x
  3. Step 3: Cross multiply
    126,584.16x = 174,689.64 × 69,997.56
  4. Step 4: Simplify right side
    126,584.16x = 12,227,848,557.28
  5. Step 5: Solve for x
    x = 12,227,848,557.28/126,584.16
  6. Step 6: Final answer
    x = 96,598.57

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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.