Home / 116,723.40-161,076.17-65,735.93

Finding the Fourth Proportional to 116,723.40, 161,076.17 and 65,735.93

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Solution

The fourth proportional to 116,723.40, 161,076.17 and 65,735.93 is: 90,714.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,723.40 : 161,076.17 = 65,735.93 : x
  2. Step 2: Convert to fraction form
    116,723.40/161,076.17 = 65,735.93/x
  3. Step 3: Cross multiply
    116,723.40x = 161,076.17 × 65,735.93
  4. Step 4: Simplify right side
    116,723.40x = 10,588,490,701.73
  5. Step 5: Solve for x
    x = 10,588,490,701.73/116,723.40
  6. Step 6: Final answer
    x = 90,714.38

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1.5x scale

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.