Home / 97,869.83-146,826.63-31,313.94

Finding the Fourth Proportional to 97,869.83, 146,826.63 and 31,313.94

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Solution

The fourth proportional to 97,869.83, 146,826.63 and 31,313.94 is: 46,977.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,869.83 : 146,826.63 = 31,313.94 : x
  2. Step 2: Convert to fraction form
    97,869.83/146,826.63 = 31,313.94/x
  3. Step 3: Cross multiply
    97,869.83x = 146,826.63 × 31,313.94
  4. Step 4: Simplify right side
    97,869.83x = 4,597,720,282.22
  5. Step 5: Solve for x
    x = 4,597,720,282.22/97,869.83
  6. Step 6: Final answer
    x = 46,977.91

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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.