Home / 88,719.58-133,130.42-49,273.39

Finding the Fourth Proportional to 88,719.58, 133,130.42 and 49,273.39

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Solution

The fourth proportional to 88,719.58, 133,130.42 and 49,273.39 is: 73,938.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,719.58 : 133,130.42 = 49,273.39 : x
  2. Step 2: Convert to fraction form
    88,719.58/133,130.42 = 49,273.39/x
  3. Step 3: Cross multiply
    88,719.58x = 133,130.42 × 49,273.39
  4. Step 4: Simplify right side
    88,719.58x = 6,559,786,193.50
  5. Step 5: Solve for x
    x = 6,559,786,193.50/88,719.58
  6. Step 6: Final answer
    x = 73,938.43

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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.