Home / 106,793.08-147,327.78-61,461.16

Finding the Fourth Proportional to 106,793.08, 147,327.78 and 61,461.16

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Solution

The fourth proportional to 106,793.08, 147,327.78 and 61,461.16 is: 84,789.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,793.08 : 147,327.78 = 61,461.16 : x
  2. Step 2: Convert to fraction form
    106,793.08/147,327.78 = 61,461.16/x
  3. Step 3: Cross multiply
    106,793.08x = 147,327.78 × 61,461.16
  4. Step 4: Simplify right side
    106,793.08x = 9,054,936,259.02
  5. Step 5: Solve for x
    x = 9,054,936,259.02/106,793.08
  6. Step 6: Final answer
    x = 84,789.54

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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.