Home / 119,307.40-164,628.24-73,968.88

Finding the Fourth Proportional to 119,307.40, 164,628.24 and 73,968.88

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Solution

The fourth proportional to 119,307.40, 164,628.24 and 73,968.88 is: 102,067.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,307.40 : 164,628.24 = 73,968.88 : x
  2. Step 2: Convert to fraction form
    119,307.40/164,628.24 = 73,968.88/x
  3. Step 3: Cross multiply
    119,307.40x = 164,628.24 × 73,968.88
  4. Step 4: Simplify right side
    119,307.40x = 12,177,366,529.17
  5. Step 5: Solve for x
    x = 12,177,366,529.17/119,307.40
  6. Step 6: Final answer
    x = 102,067.15

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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.