Home / 166,726.59-230,082.69-91,275.09

Finding the Fourth Proportional to 166,726.59, 230,082.69 and 91,275.09

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Solution

The fourth proportional to 166,726.59, 230,082.69 and 91,275.09 is: 125,959.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,726.59 : 230,082.69 = 91,275.09 : x
  2. Step 2: Convert to fraction form
    166,726.59/230,082.69 = 91,275.09/x
  3. Step 3: Cross multiply
    166,726.59x = 230,082.69 × 91,275.09
  4. Step 4: Simplify right side
    166,726.59x = 21,000,818,237.19
  5. Step 5: Solve for x
    x = 21,000,818,237.19/166,726.59
  6. Step 6: Final answer
    x = 125,959.62

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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.