Home / 156,633.93-215,991.38-92,959.43

Finding the Fourth Proportional to 156,633.93, 215,991.38 and 92,959.43

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Solution

The fourth proportional to 156,633.93, 215,991.38 and 92,959.43 is: 128,187.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,633.93 : 215,991.38 = 92,959.43 : x
  2. Step 2: Convert to fraction form
    156,633.93/215,991.38 = 92,959.43/x
  3. Step 3: Cross multiply
    156,633.93x = 215,991.38 × 92,959.43
  4. Step 4: Simplify right side
    156,633.93x = 20,078,434,024.96
  5. Step 5: Solve for x
    x = 20,078,434,024.96/156,633.93
  6. Step 6: Final answer
    x = 128,187.00

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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.