Home / 116,656.20-174,854.70-64,103.40

Finding the Fourth Proportional to 116,656.20, 174,854.70 and 64,103.40

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Solution

The fourth proportional to 116,656.20, 174,854.70 and 64,103.40 is: 96,083.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,656.20 : 174,854.70 = 64,103.40 : x
  2. Step 2: Convert to fraction form
    116,656.20/174,854.70 = 64,103.40/x
  3. Step 3: Cross multiply
    116,656.20x = 174,854.70 × 64,103.40
  4. Step 4: Simplify right side
    116,656.20x = 11,208,780,775.98
  5. Step 5: Solve for x
    x = 11,208,780,775.98/116,656.20
  6. Step 6: Final answer
    x = 96,083.88

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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.