Home / 88,563.20-132,801.05-38,621.63

Finding the Fourth Proportional to 88,563.20, 132,801.05 and 38,621.63

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Solution

The fourth proportional to 88,563.20, 132,801.05 and 38,621.63 is: 57,913.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,563.20 : 132,801.05 = 38,621.63 : x
  2. Step 2: Convert to fraction form
    88,563.20/132,801.05 = 38,621.63/x
  3. Step 3: Cross multiply
    88,563.20x = 132,801.05 × 38,621.63
  4. Step 4: Simplify right side
    88,563.20x = 5,128,993,445.27
  5. Step 5: Solve for x
    x = 5,128,993,445.27/88,563.20
  6. Step 6: Final answer
    x = 57,913.37

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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.