Home / 156,383.26-215,803.65-92,683.24

Finding the Fourth Proportional to 156,383.26, 215,803.65 and 92,683.24

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Solution

The fourth proportional to 156,383.26, 215,803.65 and 92,683.24 is: 127,899.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,383.26 : 215,803.65 = 92,683.24 : x
  2. Step 2: Convert to fraction form
    156,383.26/215,803.65 = 92,683.24/x
  3. Step 3: Cross multiply
    156,383.26x = 215,803.65 × 92,683.24
  4. Step 4: Simplify right side
    156,383.26x = 20,001,381,485.83
  5. Step 5: Solve for x
    x = 20,001,381,485.83/156,383.26
  6. Step 6: Final answer
    x = 127,899.76

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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.