Home / 117,077.56-161,569.50-69,313.48

Finding the Fourth Proportional to 117,077.56, 161,569.50 and 69,313.48

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Solution

The fourth proportional to 117,077.56, 161,569.50 and 69,313.48 is: 95,654.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,077.56 : 161,569.50 = 69,313.48 : x
  2. Step 2: Convert to fraction form
    117,077.56/161,569.50 = 69,313.48/x
  3. Step 3: Cross multiply
    117,077.56x = 161,569.50 × 69,313.48
  4. Step 4: Simplify right side
    117,077.56x = 11,198,944,306.86
  5. Step 5: Solve for x
    x = 11,198,944,306.86/117,077.56
  6. Step 6: Final answer
    x = 95,654.06

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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.