Home / 127,433.25-175,858.09-70,844.63

Finding the Fourth Proportional to 127,433.25, 175,858.09 and 70,844.63

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Solution

The fourth proportional to 127,433.25, 175,858.09 and 70,844.63 is: 97,765.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,433.25 : 175,858.09 = 70,844.63 : x
  2. Step 2: Convert to fraction form
    127,433.25/175,858.09 = 70,844.63/x
  3. Step 3: Cross multiply
    127,433.25x = 175,858.09 × 70,844.63
  4. Step 4: Simplify right side
    127,433.25x = 12,458,601,318.56
  5. Step 5: Solve for x
    x = 12,458,601,318.56/127,433.25
  6. Step 6: Final answer
    x = 97,765.70

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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.