Home / 89,395.14-134,090.60-45,009.96

Finding the Fourth Proportional to 89,395.14, 134,090.60 and 45,009.96

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Solution

The fourth proportional to 89,395.14, 134,090.60 and 45,009.96 is: 67,513.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,395.14 : 134,090.60 = 45,009.96 : x
  2. Step 2: Convert to fraction form
    89,395.14/134,090.60 = 45,009.96/x
  3. Step 3: Cross multiply
    89,395.14x = 134,090.60 × 45,009.96
  4. Step 4: Simplify right side
    89,395.14x = 6,035,412,542.38
  5. Step 5: Solve for x
    x = 6,035,412,542.38/89,395.14
  6. Step 6: Final answer
    x = 67,513.88

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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.