Home / 127,468.54-175,908.81-70,114.06

Finding the Fourth Proportional to 127,468.54, 175,908.81 and 70,114.06

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Solution

The fourth proportional to 127,468.54, 175,908.81 and 70,114.06 is: 96,758.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,468.54 : 175,908.81 = 70,114.06 : x
  2. Step 2: Convert to fraction form
    127,468.54/175,908.81 = 70,114.06/x
  3. Step 3: Cross multiply
    127,468.54x = 175,908.81 × 70,114.06
  4. Step 4: Simplify right side
    127,468.54x = 12,333,680,858.87
  5. Step 5: Solve for x
    x = 12,333,680,858.87/127,468.54
  6. Step 6: Final answer
    x = 96,758.63

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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.