Home / 126,549.36-174,631.14-69,957

Finding the Fourth Proportional to 126,549.36, 174,631.14 and 69,957

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Solution

The fourth proportional to 126,549.36, 174,631.14 and 69,957 is: 96,536.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,549.36 : 174,631.14 = 69,957 : x
  2. Step 2: Convert to fraction form
    126,549.36/174,631.14 = 69,957/x
  3. Step 3: Cross multiply
    126,549.36x = 174,631.14 × 69,957
  4. Step 4: Simplify right side
    126,549.36x = 12,216,670,660.98
  5. Step 5: Solve for x
    x = 12,216,670,660.98/126,549.36
  6. Step 6: Final answer
    x = 96,536.80

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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.