Home / 169,287.45-233,614.96-92,810.76

Finding the Fourth Proportional to 169,287.45, 233,614.96 and 92,810.76

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Solution

The fourth proportional to 169,287.45, 233,614.96 and 92,810.76 is: 128,077.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,287.45 : 233,614.96 = 92,810.76 : x
  2. Step 2: Convert to fraction form
    169,287.45/233,614.96 = 92,810.76/x
  3. Step 3: Cross multiply
    169,287.45x = 233,614.96 × 92,810.76
  4. Step 4: Simplify right side
    169,287.45x = 21,681,981,984.97
  5. Step 5: Solve for x
    x = 21,681,981,984.97/169,287.45
  6. Step 6: Final answer
    x = 128,077.91

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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.