Home / 126,506.02-174,571.45-69,913.75

Finding the Fourth Proportional to 126,506.02, 174,571.45 and 69,913.75

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Solution

The fourth proportional to 126,506.02, 174,571.45 and 69,913.75 is: 96,477.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,506.02 : 174,571.45 = 69,913.75 : x
  2. Step 2: Convert to fraction form
    126,506.02/174,571.45 = 69,913.75/x
  3. Step 3: Cross multiply
    126,506.02x = 174,571.45 × 69,913.75
  4. Step 4: Simplify right side
    126,506.02x = 12,204,944,712.44
  5. Step 5: Solve for x
    x = 12,204,944,712.44/126,506.02
  6. Step 6: Final answer
    x = 96,477.19

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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.