Home / 29,958.60-44,954.10-12,430.20

Finding the Fourth Proportional to 29,958.60, 44,954.10 and 12,430.20

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Solution

The fourth proportional to 29,958.60, 44,954.10 and 12,430.20 is: 18,652.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,958.60 : 44,954.10 = 12,430.20 : x
  2. Step 2: Convert to fraction form
    29,958.60/44,954.10 = 12,430.20/x
  3. Step 3: Cross multiply
    29,958.60x = 44,954.10 × 12,430.20
  4. Step 4: Simplify right side
    29,958.60x = 558,788,453.82
  5. Step 5: Solve for x
    x = 558,788,453.82/29,958.60
  6. Step 6: Final answer
    x = 18,652.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.