Home / 127,195.62-175,529.79-70,606.86

Finding the Fourth Proportional to 127,195.62, 175,529.79 and 70,606.86

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Solution

The fourth proportional to 127,195.62, 175,529.79 and 70,606.86 is: 97,437.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,195.62 : 175,529.79 = 70,606.86 : x
  2. Step 2: Convert to fraction form
    127,195.62/175,529.79 = 70,606.86/x
  3. Step 3: Cross multiply
    127,195.62x = 175,529.79 × 70,606.86
  4. Step 4: Simplify right side
    127,195.62x = 12,393,607,308.36
  5. Step 5: Solve for x
    x = 12,393,607,308.36/127,195.62
  6. Step 6: Final answer
    x = 97,437.37

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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.