Home / 89,137.52-133,636.88-44,127.84

Finding the Fourth Proportional to 89,137.52, 133,636.88 and 44,127.84

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Solution

The fourth proportional to 89,137.52, 133,636.88 and 44,127.84 is: 66,157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,137.52 : 133,636.88 = 44,127.84 : x
  2. Step 2: Convert to fraction form
    89,137.52/133,636.88 = 44,127.84/x
  3. Step 3: Cross multiply
    89,137.52x = 133,636.88 × 44,127.84
  4. Step 4: Simplify right side
    89,137.52x = 5,897,106,858.74
  5. Step 5: Solve for x
    x = 5,897,106,858.74/89,137.52
  6. Step 6: Final answer
    x = 66,157.40

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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.