Home / 212,125.04-292,732.58-116,638.20

Finding the Fourth Proportional to 212,125.04, 292,732.58 and 116,638.20

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Solution

The fourth proportional to 212,125.04, 292,732.58 and 116,638.20 is: 160,960.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,125.04 : 292,732.58 = 116,638.20 : x
  2. Step 2: Convert to fraction form
    212,125.04/292,732.58 = 116,638.20/x
  3. Step 3: Cross multiply
    212,125.04x = 292,732.58 × 116,638.20
  4. Step 4: Simplify right side
    212,125.04x = 34,143,801,212.56
  5. Step 5: Solve for x
    x = 34,143,801,212.56/212,125.04
  6. Step 6: Final answer
    x = 160,960.73

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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.