Home / 63,172.84-94,652.18-38,160.36

Finding the Fourth Proportional to 63,172.84, 94,652.18 and 38,160.36

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Solution

The fourth proportional to 63,172.84, 94,652.18 and 38,160.36 is: 57,175.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,172.84 : 94,652.18 = 38,160.36 : x
  2. Step 2: Convert to fraction form
    63,172.84/94,652.18 = 38,160.36/x
  3. Step 3: Cross multiply
    63,172.84x = 94,652.18 × 38,160.36
  4. Step 4: Simplify right side
    63,172.84x = 3,611,961,263.58
  5. Step 5: Solve for x
    x = 3,611,961,263.58/63,172.84
  6. Step 6: Final answer
    x = 57,175.86

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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.