Home / 127,606.06-176,106.54-73,892.02

Finding the Fourth Proportional to 127,606.06, 176,106.54 and 73,892.02

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Solution

The fourth proportional to 127,606.06, 176,106.54 and 73,892.02 is: 101,976.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,606.06 : 176,106.54 = 73,892.02 : x
  2. Step 2: Convert to fraction form
    127,606.06/176,106.54 = 73,892.02/x
  3. Step 3: Cross multiply
    127,606.06x = 176,106.54 × 73,892.02
  4. Step 4: Simplify right side
    127,606.06x = 13,012,867,975.81
  5. Step 5: Solve for x
    x = 13,012,867,975.81/127,606.06
  6. Step 6: Final answer
    x = 101,976.88

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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.