Home / 211,524.90-291,803.76-126,625.56

Finding the Fourth Proportional to 211,524.90, 291,803.76 and 126,625.56

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Solution

The fourth proportional to 211,524.90, 291,803.76 and 126,625.56 is: 174,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,524.90 : 291,803.76 = 126,625.56 : x
  2. Step 2: Convert to fraction form
    211,524.90/291,803.76 = 126,625.56/x
  3. Step 3: Cross multiply
    211,524.90x = 291,803.76 × 126,625.56
  4. Step 4: Simplify right side
    211,524.90x = 36,949,814,520.11
  5. Step 5: Solve for x
    x = 36,949,814,520.11/211,524.90
  6. Step 6: Final answer
    x = 174,683.05

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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.