Home / 127,327-191,011.08-43,092.28

Finding the Fourth Proportional to 127,327, 191,011.08 and 43,092.28

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Solution

The fourth proportional to 127,327, 191,011.08 and 43,092.28 is: 64,645.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,327 : 191,011.08 = 43,092.28 : x
  2. Step 2: Convert to fraction form
    127,327/191,011.08 = 43,092.28/x
  3. Step 3: Cross multiply
    127,327x = 191,011.08 × 43,092.28
  4. Step 4: Simplify right side
    127,327x = 8,231,102,942.46
  5. Step 5: Solve for x
    x = 8,231,102,942.46/127,327
  6. Step 6: Final answer
    x = 64,645.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.