Home / 126,487.41-174,537.77-69,895.41

Finding the Fourth Proportional to 126,487.41, 174,537.77 and 69,895.41

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Solution

The fourth proportional to 126,487.41, 174,537.77 and 69,895.41 is: 96,447.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,487.41 : 174,537.77 = 69,895.41 : x
  2. Step 2: Convert to fraction form
    126,487.41/174,537.77 = 69,895.41/x
  3. Step 3: Cross multiply
    126,487.41x = 174,537.77 × 69,895.41
  4. Step 4: Simplify right side
    126,487.41x = 12,199,388,645.16
  5. Step 5: Solve for x
    x = 12,199,388,645.16/126,487.41
  6. Step 6: Final answer
    x = 96,447.45

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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.