Home / 97,318.79-134,299.96-54,877.34

Finding the Fourth Proportional to 97,318.79, 134,299.96 and 54,877.34

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Solution

The fourth proportional to 97,318.79, 134,299.96 and 54,877.34 is: 75,730.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,318.79 : 134,299.96 = 54,877.34 : x
  2. Step 2: Convert to fraction form
    97,318.79/134,299.96 = 54,877.34/x
  3. Step 3: Cross multiply
    97,318.79x = 134,299.96 × 54,877.34
  4. Step 4: Simplify right side
    97,318.79x = 7,370,023,758.21
  5. Step 5: Solve for x
    x = 7,370,023,758.21/97,318.79
  6. Step 6: Final answer
    x = 75,730.74

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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.