Home / 53,528.20-80,289.78-25,427.68

Finding the Fourth Proportional to 53,528.20, 80,289.78 and 25,427.68

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Solution

The fourth proportional to 53,528.20, 80,289.78 and 25,427.68 is: 38,140.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,528.20 : 80,289.78 = 25,427.68 : x
  2. Step 2: Convert to fraction form
    53,528.20/80,289.78 = 25,427.68/x
  3. Step 3: Cross multiply
    53,528.20x = 80,289.78 × 25,427.68
  4. Step 4: Simplify right side
    53,528.20x = 2,041,582,833.11
  5. Step 5: Solve for x
    x = 2,041,582,833.11/53,528.20
  6. Step 6: Final answer
    x = 38,140.32

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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.