Home / 53,531.56-80,253.58-20,232.76

Finding the Fourth Proportional to 53,531.56, 80,253.58 and 20,232.76

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Solution

The fourth proportional to 53,531.56, 80,253.58 and 20,232.76 is: 30,332.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,531.56 : 80,253.58 = 20,232.76 : x
  2. Step 2: Convert to fraction form
    53,531.56/80,253.58 = 20,232.76/x
  3. Step 3: Cross multiply
    53,531.56x = 80,253.58 × 20,232.76
  4. Step 4: Simplify right side
    53,531.56x = 1,623,751,423.28
  5. Step 5: Solve for x
    x = 1,623,751,423.28/53,531.56
  6. Step 6: Final answer
    x = 30,332.60

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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.