Home / 204,090.34-281,648.03-112,213.50

Finding the Fourth Proportional to 204,090.34, 281,648.03 and 112,213.50

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Solution

The fourth proportional to 204,090.34, 281,648.03 and 112,213.50 is: 154,856.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,090.34 : 281,648.03 = 112,213.50 : x
  2. Step 2: Convert to fraction form
    204,090.34/281,648.03 = 112,213.50/x
  3. Step 3: Cross multiply
    204,090.34x = 281,648.03 × 112,213.50
  4. Step 4: Simplify right side
    204,090.34x = 31,604,712,199.06
  5. Step 5: Solve for x
    x = 31,604,712,199.06/204,090.34
  6. Step 6: Final answer
    x = 154,856.48

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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.