Home / 212,179.14-292,800.51-116,685.54

Finding the Fourth Proportional to 212,179.14, 292,800.51 and 116,685.54

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Solution

The fourth proportional to 212,179.14, 292,800.51 and 116,685.54 is: 161,022.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,179.14 : 292,800.51 = 116,685.54 : x
  2. Step 2: Convert to fraction form
    212,179.14/292,800.51 = 116,685.54/x
  3. Step 3: Cross multiply
    212,179.14x = 292,800.51 × 116,685.54
  4. Step 4: Simplify right side
    212,179.14x = 34,165,585,621.63
  5. Step 5: Solve for x
    x = 34,165,585,621.63/212,179.14
  6. Step 6: Final answer
    x = 161,022.36

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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.