Home / 211,995.45-292,550.43-116,500.11

Finding the Fourth Proportional to 211,995.45, 292,550.43 and 116,500.11

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Solution

The fourth proportional to 211,995.45, 292,550.43 and 116,500.11 is: 160,768.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,995.45 : 292,550.43 = 116,500.11 : x
  2. Step 2: Convert to fraction form
    211,995.45/292,550.43 = 116,500.11/x
  3. Step 3: Cross multiply
    211,995.45x = 292,550.43 × 116,500.11
  4. Step 4: Simplify right side
    211,995.45x = 34,082,157,275.55
  5. Step 5: Solve for x
    x = 34,082,157,275.55/211,995.45
  6. Step 6: Final answer
    x = 160,768.34

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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.