Home / 127,691.19-176,187.11-73,973.00

Finding the Fourth Proportional to 127,691.19, 176,187.11 and 73,973.00

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Solution

The fourth proportional to 127,691.19, 176,187.11 and 73,973.00 is: 102,067.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,691.19 : 176,187.11 = 73,973.00 : x
  2. Step 2: Convert to fraction form
    127,691.19/176,187.11 = 73,973.00/x
  3. Step 3: Cross multiply
    127,691.19x = 176,187.11 × 73,973.00
  4. Step 4: Simplify right side
    127,691.19x = 13,033,088,497.93
  5. Step 5: Solve for x
    x = 13,033,088,497.93/127,691.19
  6. Step 6: Final answer
    x = 102,067.25

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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.