Home / 117,584.10-176,436.47-57,611.45

Finding the Fourth Proportional to 117,584.10, 176,436.47 and 57,611.45

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Solution

The fourth proportional to 117,584.10, 176,436.47 and 57,611.45 is: 86,446.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,584.10 : 176,436.47 = 57,611.45 : x
  2. Step 2: Convert to fraction form
    117,584.10/176,436.47 = 57,611.45/x
  3. Step 3: Cross multiply
    117,584.10x = 176,436.47 × 57,611.45
  4. Step 4: Simplify right side
    117,584.10x = 10,164,760,869.58
  5. Step 5: Solve for x
    x = 10,164,760,869.58/117,584.10
  6. Step 6: Final answer
    x = 86,446.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.