Home / 97,709.56-146,574.96-31,134.04

Finding the Fourth Proportional to 97,709.56, 146,574.96 and 31,134.04

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Solution

The fourth proportional to 97,709.56, 146,574.96 and 31,134.04 is: 46,704.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,709.56 : 146,574.96 = 31,134.04 : x
  2. Step 2: Convert to fraction form
    97,709.56/146,574.96 = 31,134.04/x
  3. Step 3: Cross multiply
    97,709.56x = 146,574.96 × 31,134.04
  4. Step 4: Simplify right side
    97,709.56x = 4,563,470,667.64
  5. Step 5: Solve for x
    x = 4,563,470,667.64/97,709.56
  6. Step 6: Final answer
    x = 46,704.44

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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.