Home / 211,612.38-292,024.28-116,120.67

Finding the Fourth Proportional to 211,612.38, 292,024.28 and 116,120.67

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Solution

The fourth proportional to 211,612.38, 292,024.28 and 116,120.67 is: 160,246.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,612.38 : 292,024.28 = 116,120.67 : x
  2. Step 2: Convert to fraction form
    211,612.38/292,024.28 = 116,120.67/x
  3. Step 3: Cross multiply
    211,612.38x = 292,024.28 × 116,120.67
  4. Step 4: Simplify right side
    211,612.38x = 33,910,054,469.26
  5. Step 5: Solve for x
    x = 33,910,054,469.26/211,612.38
  6. Step 6: Final answer
    x = 160,246.08

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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.