Home / 117,532.74-162,195.82-63,817.76

Finding the Fourth Proportional to 117,532.74, 162,195.82 and 63,817.76

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Solution

The fourth proportional to 117,532.74, 162,195.82 and 63,817.76 is: 88,068.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,532.74 : 162,195.82 = 63,817.76 : x
  2. Step 2: Convert to fraction form
    117,532.74/162,195.82 = 63,817.76/x
  3. Step 3: Cross multiply
    117,532.74x = 162,195.82 × 63,817.76
  4. Step 4: Simplify right side
    117,532.74x = 10,350,973,913.76
  5. Step 5: Solve for x
    x = 10,350,973,913.76/117,532.74
  6. Step 6: Final answer
    x = 88,068.86

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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.