Home / 212,190.72-292,823.04-116,698.88

Finding the Fourth Proportional to 212,190.72, 292,823.04 and 116,698.88

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Solution

The fourth proportional to 212,190.72, 292,823.04 and 116,698.88 is: 161,044.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,190.72 : 292,823.04 = 116,698.88 : x
  2. Step 2: Convert to fraction form
    212,190.72/292,823.04 = 116,698.88/x
  3. Step 3: Cross multiply
    212,190.72x = 292,823.04 × 116,698.88
  4. Step 4: Simplify right side
    212,190.72x = 34,172,120,806.20
  5. Step 5: Solve for x
    x = 34,172,120,806.20/212,190.72
  6. Step 6: Final answer
    x = 161,044.37

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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.