Home / 173,648.22-239,373.27-135,856.86

Finding the Fourth Proportional to 173,648.22, 239,373.27 and 135,856.86

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Solution

The fourth proportional to 173,648.22, 239,373.27 and 135,856.86 is: 187,278.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,648.22 : 239,373.27 = 135,856.86 : x
  2. Step 2: Convert to fraction form
    173,648.22/239,373.27 = 135,856.86/x
  3. Step 3: Cross multiply
    173,648.22x = 239,373.27 × 135,856.86
  4. Step 4: Simplify right side
    173,648.22x = 32,520,500,830.13
  5. Step 5: Solve for x
    x = 32,520,500,830.13/173,648.22
  6. Step 6: Final answer
    x = 187,278.05

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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.