Home / 89,935.41-134,985.96-45,593.18

Finding the Fourth Proportional to 89,935.41, 134,985.96 and 45,593.18

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Solution

The fourth proportional to 89,935.41, 134,985.96 and 45,593.18 is: 68,431.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,935.41 : 134,985.96 = 45,593.18 : x
  2. Step 2: Convert to fraction form
    89,935.41/134,985.96 = 45,593.18/x
  3. Step 3: Cross multiply
    89,935.41x = 134,985.96 × 45,593.18
  4. Step 4: Simplify right side
    89,935.41x = 6,154,438,496.82
  5. Step 5: Solve for x
    x = 6,154,438,496.82/89,935.41
  6. Step 6: Final answer
    x = 68,431.76

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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.