Home / 212,835.53-293,407.75-167,434.61

Finding the Fourth Proportional to 212,835.53, 293,407.75 and 167,434.61

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Solution

The fourth proportional to 212,835.53, 293,407.75 and 167,434.61 is: 230,819.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,835.53 : 293,407.75 = 167,434.61 : x
  2. Step 2: Convert to fraction form
    212,835.53/293,407.75 = 167,434.61/x
  3. Step 3: Cross multiply
    212,835.53x = 293,407.75 × 167,434.61
  4. Step 4: Simplify right side
    212,835.53x = 49,126,610,306.60
  5. Step 5: Solve for x
    x = 49,126,610,306.60/212,835.53
  6. Step 6: Final answer
    x = 230,819.59

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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.