Home / 217,865.95-299,959.96-183,789.76

Finding the Fourth Proportional to 217,865.95, 299,959.96 and 183,789.76

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Solution

The fourth proportional to 217,865.95, 299,959.96 and 183,789.76 is: 253,043.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,865.95 : 299,959.96 = 183,789.76 : x
  2. Step 2: Convert to fraction form
    217,865.95/299,959.96 = 183,789.76/x
  3. Step 3: Cross multiply
    217,865.95x = 299,959.96 × 183,789.76
  4. Step 4: Simplify right side
    217,865.95x = 55,129,568,755.67
  5. Step 5: Solve for x
    x = 55,129,568,755.67/217,865.95
  6. Step 6: Final answer
    x = 253,043.52

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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.