Home / 38,495.20-53,119.76-22,576.72

Finding the Fourth Proportional to 38,495.20, 53,119.76 and 22,576.72

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Solution

The fourth proportional to 38,495.20, 53,119.76 and 22,576.72 is: 31,153.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,495.20 : 53,119.76 = 22,576.72 : x
  2. Step 2: Convert to fraction form
    38,495.20/53,119.76 = 22,576.72/x
  3. Step 3: Cross multiply
    38,495.20x = 53,119.76 × 22,576.72
  4. Step 4: Simplify right side
    38,495.20x = 1,199,269,947.99
  5. Step 5: Solve for x
    x = 1,199,269,947.99/38,495.20
  6. Step 6: Final answer
    x = 31,153.75

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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.