Home / 97,313.80-134,293.06-54,872.34

Finding the Fourth Proportional to 97,313.80, 134,293.06 and 54,872.34

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Solution

The fourth proportional to 97,313.80, 134,293.06 and 54,872.34 is: 75,723.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,313.80 : 134,293.06 = 54,872.34 : x
  2. Step 2: Convert to fraction form
    97,313.80/134,293.06 = 54,872.34/x
  3. Step 3: Cross multiply
    97,313.80x = 134,293.06 × 54,872.34
  4. Step 4: Simplify right side
    97,313.80x = 7,368,974,447.96
  5. Step 5: Solve for x
    x = 7,368,974,447.96/97,313.80
  6. Step 6: Final answer
    x = 75,723.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.