Home / 127,356.76-191,092.58-52,528.56

Finding the Fourth Proportional to 127,356.76, 191,092.58 and 52,528.56

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Solution

The fourth proportional to 127,356.76, 191,092.58 and 52,528.56 is: 78,816.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,356.76 : 191,092.58 = 52,528.56 : x
  2. Step 2: Convert to fraction form
    127,356.76/191,092.58 = 52,528.56/x
  3. Step 3: Cross multiply
    127,356.76x = 191,092.58 × 52,528.56
  4. Step 4: Simplify right side
    127,356.76x = 10,037,818,054.08
  5. Step 5: Solve for x
    x = 10,037,818,054.08/127,356.76
  6. Step 6: Final answer
    x = 78,816.53

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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.