Home / 53,459.37-80,187.21-25,392.87

Finding the Fourth Proportional to 53,459.37, 80,187.21 and 25,392.87

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Solution

The fourth proportional to 53,459.37, 80,187.21 and 25,392.87 is: 38,088.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,459.37 : 80,187.21 = 25,392.87 : x
  2. Step 2: Convert to fraction form
    53,459.37/80,187.21 = 25,392.87/x
  3. Step 3: Cross multiply
    53,459.37x = 80,187.21 × 25,392.87
  4. Step 4: Simplify right side
    53,459.37x = 2,036,183,399.19
  5. Step 5: Solve for x
    x = 2,036,183,399.19/53,459.37
  6. Step 6: Final answer
    x = 38,088.43

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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.