Home / 116,063.71-160,237.82-75,844.78

Finding the Fourth Proportional to 116,063.71, 160,237.82 and 75,844.78

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Solution

The fourth proportional to 116,063.71, 160,237.82 and 75,844.78 is: 104,711.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,063.71 : 160,237.82 = 75,844.78 : x
  2. Step 2: Convert to fraction form
    116,063.71/160,237.82 = 75,844.78/x
  3. Step 3: Cross multiply
    116,063.71x = 160,237.82 × 75,844.78
  4. Step 4: Simplify right side
    116,063.71x = 12,153,202,205.58
  5. Step 5: Solve for x
    x = 12,153,202,205.58/116,063.71
  6. Step 6: Final answer
    x = 104,711.47

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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.