Home / 88,930.90-133,396.35-36,378.10

Finding the Fourth Proportional to 88,930.90, 133,396.35 and 36,378.10

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Solution

The fourth proportional to 88,930.90, 133,396.35 and 36,378.10 is: 54,567.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,930.90 : 133,396.35 = 36,378.10 : x
  2. Step 2: Convert to fraction form
    88,930.90/133,396.35 = 36,378.10/x
  3. Step 3: Cross multiply
    88,930.90x = 133,396.35 × 36,378.10
  4. Step 4: Simplify right side
    88,930.90x = 4,852,705,759.94
  5. Step 5: Solve for x
    x = 4,852,705,759.94/88,930.90
  6. Step 6: Final answer
    x = 54,567.15

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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.