Home / 156,255.96-234,335.62-56,403.46

Finding the Fourth Proportional to 156,255.96, 234,335.62 and 56,403.46

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Solution

The fourth proportional to 156,255.96, 234,335.62 and 56,403.46 is: 84,587.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,255.96 : 234,335.62 = 56,403.46 : x
  2. Step 2: Convert to fraction form
    156,255.96/234,335.62 = 56,403.46/x
  3. Step 3: Cross multiply
    156,255.96x = 234,335.62 × 56,403.46
  4. Step 4: Simplify right side
    156,255.96x = 13,217,339,769.25
  5. Step 5: Solve for x
    x = 13,217,339,769.25/156,255.96
  6. Step 6: Final answer
    x = 84,587.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.