Home / 211,630.50-292,049.22-116,138.76

Finding the Fourth Proportional to 211,630.50, 292,049.22 and 116,138.76

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Solution

The fourth proportional to 211,630.50, 292,049.22 and 116,138.76 is: 160,271.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,630.50 : 292,049.22 = 116,138.76 : x
  2. Step 2: Convert to fraction form
    211,630.50/292,049.22 = 116,138.76/x
  3. Step 3: Cross multiply
    211,630.50x = 292,049.22 × 116,138.76
  4. Step 4: Simplify right side
    211,630.50x = 33,918,234,269.77
  5. Step 5: Solve for x
    x = 33,918,234,269.77/211,630.50
  6. Step 6: Final answer
    x = 160,271.01

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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.