Home / 38,741.43-58,106.70-12,442.77

Finding the Fourth Proportional to 38,741.43, 58,106.70 and 12,442.77

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Solution

The fourth proportional to 38,741.43, 58,106.70 and 12,442.77 is: 18,662.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,741.43 : 58,106.70 = 12,442.77 : x
  2. Step 2: Convert to fraction form
    38,741.43/58,106.70 = 12,442.77/x
  3. Step 3: Cross multiply
    38,741.43x = 58,106.70 × 12,442.77
  4. Step 4: Simplify right side
    38,741.43x = 723,008,303.56
  5. Step 5: Solve for x
    x = 723,008,303.56/38,741.43
  6. Step 6: Final answer
    x = 18,662.41

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1.5x scale

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.