Home / 211,717.85-292,095.25-125,611.11

Finding the Fourth Proportional to 211,717.85, 292,095.25 and 125,611.11

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Solution

The fourth proportional to 211,717.85, 292,095.25 and 125,611.11 is: 173,298.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,717.85 : 292,095.25 = 125,611.11 : x
  2. Step 2: Convert to fraction form
    211,717.85/292,095.25 = 125,611.11/x
  3. Step 3: Cross multiply
    211,717.85x = 292,095.25 × 125,611.11
  4. Step 4: Simplify right side
    211,717.85x = 36,690,408,264.20
  5. Step 5: Solve for x
    x = 36,690,408,264.20/211,717.85
  6. Step 6: Final answer
    x = 173,298.61

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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.