Home / 156,062.43-215,364.62-84,440.88

Finding the Fourth Proportional to 156,062.43, 215,364.62 and 84,440.88

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Solution

The fourth proportional to 156,062.43, 215,364.62 and 84,440.88 is: 116,527.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,062.43 : 215,364.62 = 84,440.88 : x
  2. Step 2: Convert to fraction form
    156,062.43/215,364.62 = 84,440.88/x
  3. Step 3: Cross multiply
    156,062.43x = 215,364.62 × 84,440.88
  4. Step 4: Simplify right side
    156,062.43x = 18,185,578,244.77
  5. Step 5: Solve for x
    x = 18,185,578,244.77/156,062.43
  6. Step 6: Final answer
    x = 116,527.59

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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.