Home / 175,187.23-261,820.83-127,901.91

Finding the Fourth Proportional to 175,187.23, 261,820.83 and 127,901.91

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Solution

The fourth proportional to 175,187.23, 261,820.83 and 127,901.91 is: 191,151.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,187.23 : 261,820.83 = 127,901.91 : x
  2. Step 2: Convert to fraction form
    175,187.23/261,820.83 = 127,901.91/x
  3. Step 3: Cross multiply
    175,187.23x = 261,820.83 × 127,901.91
  4. Step 4: Simplify right side
    175,187.23x = 33,487,384,234.79
  5. Step 5: Solve for x
    x = 33,487,384,234.79/175,187.23
  6. Step 6: Final answer
    x = 191,151.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.