Home / 38,749.20-58,129.20-16,562.40

Finding the Fourth Proportional to 38,749.20, 58,129.20 and 16,562.40

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Solution

The fourth proportional to 38,749.20, 58,129.20 and 16,562.40 is: 24,845.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,749.20 : 58,129.20 = 16,562.40 : x
  2. Step 2: Convert to fraction form
    38,749.20/58,129.20 = 16,562.40/x
  3. Step 3: Cross multiply
    38,749.20x = 58,129.20 × 16,562.40
  4. Step 4: Simplify right side
    38,749.20x = 962,759,062.08
  5. Step 5: Solve for x
    x = 962,759,062.08/38,749.20
  6. Step 6: Final answer
    x = 24,845.91

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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.