Home / 212,280.30-292,936.23-116,784.54

Finding the Fourth Proportional to 212,280.30, 292,936.23 and 116,784.54

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Solution

The fourth proportional to 212,280.30, 292,936.23 and 116,784.54 is: 161,156.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,280.30 : 292,936.23 = 116,784.54 : x
  2. Step 2: Convert to fraction form
    212,280.30/292,936.23 = 116,784.54/x
  3. Step 3: Cross multiply
    212,280.30x = 292,936.23 × 116,784.54
  4. Step 4: Simplify right side
    212,280.30x = 34,210,422,869.88
  5. Step 5: Solve for x
    x = 34,210,422,869.88/212,280.30
  6. Step 6: Final answer
    x = 161,156.84

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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.