Home / 211,787.04-292,251.66-116,299.92

Finding the Fourth Proportional to 211,787.04, 292,251.66 and 116,299.92

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Solution

The fourth proportional to 211,787.04, 292,251.66 and 116,299.92 is: 160,485.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,787.04 : 292,251.66 = 116,299.92 : x
  2. Step 2: Convert to fraction form
    211,787.04/292,251.66 = 116,299.92/x
  3. Step 3: Cross multiply
    211,787.04x = 292,251.66 × 116,299.92
  4. Step 4: Simplify right side
    211,787.04x = 33,988,844,677.87
  5. Step 5: Solve for x
    x = 33,988,844,677.87/211,787.04
  6. Step 6: Final answer
    x = 160,485.95

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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.