Home / 54,444.14-81,676.53-18,904.07

Finding the Fourth Proportional to 54,444.14, 81,676.53 and 18,904.07

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Solution

The fourth proportional to 54,444.14, 81,676.53 and 18,904.07 is: 28,359.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,444.14 : 81,676.53 = 18,904.07 : x
  2. Step 2: Convert to fraction form
    54,444.14/81,676.53 = 18,904.07/x
  3. Step 3: Cross multiply
    54,444.14x = 81,676.53 × 18,904.07
  4. Step 4: Simplify right side
    54,444.14x = 1,544,018,840.48
  5. Step 5: Solve for x
    x = 1,544,018,840.48/54,444.14
  6. Step 6: Final answer
    x = 28,359.69

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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.