Home / 126,605.57-174,709.14-69,233.72

Finding the Fourth Proportional to 126,605.57, 174,709.14 and 69,233.72

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Solution

The fourth proportional to 126,605.57, 174,709.14 and 69,233.72 is: 95,538.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,605.57 : 174,709.14 = 69,233.72 : x
  2. Step 2: Convert to fraction form
    126,605.57/174,709.14 = 69,233.72/x
  3. Step 3: Cross multiply
    126,605.57x = 174,709.14 × 69,233.72
  4. Step 4: Simplify right side
    126,605.57x = 12,095,762,806.66
  5. Step 5: Solve for x
    x = 12,095,762,806.66/126,605.57
  6. Step 6: Final answer
    x = 95,538.95

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1.5x scale

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.