Home / 156,224.80-215,587.56-84,604.24

Finding the Fourth Proportional to 156,224.80, 215,587.56 and 84,604.24

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Solution

The fourth proportional to 156,224.80, 215,587.56 and 84,604.24 is: 116,752.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,224.80 : 215,587.56 = 84,604.24 : x
  2. Step 2: Convert to fraction form
    156,224.80/215,587.56 = 84,604.24/x
  3. Step 3: Cross multiply
    156,224.80x = 215,587.56 × 84,604.24
  4. Step 4: Simplify right side
    156,224.80x = 18,239,621,667.25
  5. Step 5: Solve for x
    x = 18,239,621,667.25/156,224.80
  6. Step 6: Final answer
    x = 116,752.41

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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.