Home / 115,769.60-173,654.40-56,614.40

Finding the Fourth Proportional to 115,769.60, 173,654.40 and 56,614.40

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Solution

The fourth proportional to 115,769.60, 173,654.40 and 56,614.40 is: 84,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,769.60 : 173,654.40 = 56,614.40 : x
  2. Step 2: Convert to fraction form
    115,769.60/173,654.40 = 56,614.40/x
  3. Step 3: Cross multiply
    115,769.60x = 173,654.40 × 56,614.40
  4. Step 4: Simplify right side
    115,769.60x = 9,831,339,663.36
  5. Step 5: Solve for x
    x = 9,831,339,663.36/115,769.60
  6. Step 6: Final answer
    x = 84,921.60

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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.