Home / 91,965.17-126,895.21-69,296.92

Finding the Fourth Proportional to 91,965.17, 126,895.21 and 69,296.92

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Solution

The fourth proportional to 91,965.17, 126,895.21 and 69,296.92 is: 95,617.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,965.17 : 126,895.21 = 69,296.92 : x
  2. Step 2: Convert to fraction form
    91,965.17/126,895.21 = 69,296.92/x
  3. Step 3: Cross multiply
    91,965.17x = 126,895.21 × 69,296.92
  4. Step 4: Simplify right side
    91,965.17x = 8,793,446,725.27
  5. Step 5: Solve for x
    x = 8,793,446,725.27/91,965.17
  6. Step 6: Final answer
    x = 95,617.14

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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.