Home / 126,426.16-174,453.24-69,834.16

Finding the Fourth Proportional to 126,426.16, 174,453.24 and 69,834.16

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Solution

The fourth proportional to 126,426.16, 174,453.24 and 69,834.16 is: 96,362.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,426.16 : 174,453.24 = 69,834.16 : x
  2. Step 2: Convert to fraction form
    126,426.16/174,453.24 = 69,834.16/x
  3. Step 3: Cross multiply
    126,426.16x = 174,453.24 × 69,834.16
  4. Step 4: Simplify right side
    126,426.16x = 12,182,795,474.68
  5. Step 5: Solve for x
    x = 12,182,795,474.68/126,426.16
  6. Step 6: Final answer
    x = 96,362.93

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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.