Home / 126,569.16-174,668.94-69,982.56

Finding the Fourth Proportional to 126,569.16, 174,668.94 and 69,982.56

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Solution

The fourth proportional to 126,569.16, 174,668.94 and 69,982.56 is: 96,577.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,569.16 : 174,668.94 = 69,982.56 : x
  2. Step 2: Convert to fraction form
    126,569.16/174,668.94 = 69,982.56/x
  3. Step 3: Cross multiply
    126,569.16x = 174,668.94 × 69,982.56
  4. Step 4: Simplify right side
    126,569.16x = 12,223,779,573.69
  5. Step 5: Solve for x
    x = 12,223,779,573.69/126,569.16
  6. Step 6: Final answer
    x = 96,577.87

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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.