Home / 132,674.85-183,087.63-72,244.17

Finding the Fourth Proportional to 132,674.85, 183,087.63 and 72,244.17

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Solution

The fourth proportional to 132,674.85, 183,087.63 and 72,244.17 is: 99,694.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,674.85 : 183,087.63 = 72,244.17 : x
  2. Step 2: Convert to fraction form
    132,674.85/183,087.63 = 72,244.17/x
  3. Step 3: Cross multiply
    132,674.85x = 183,087.63 × 72,244.17
  4. Step 4: Simplify right side
    132,674.85x = 13,227,013,866.62
  5. Step 5: Solve for x
    x = 13,227,013,866.62/132,674.85
  6. Step 6: Final answer
    x = 99,694.96

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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.