Home / 211,700.28-292,144.60-116,201.28

Finding the Fourth Proportional to 211,700.28, 292,144.60 and 116,201.28

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Solution

The fourth proportional to 211,700.28, 292,144.60 and 116,201.28 is: 160,356.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,700.28 : 292,144.60 = 116,201.28 : x
  2. Step 2: Convert to fraction form
    211,700.28/292,144.60 = 116,201.28/x
  3. Step 3: Cross multiply
    211,700.28x = 292,144.60 × 116,201.28
  4. Step 4: Simplify right side
    211,700.28x = 33,947,576,465.09
  5. Step 5: Solve for x
    x = 33,947,576,465.09/211,700.28
  6. Step 6: Final answer
    x = 160,356.79

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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.