Home / 54,837.32-75,676.86-30,964.34

Finding the Fourth Proportional to 54,837.32, 75,676.86 and 30,964.34

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Solution

The fourth proportional to 54,837.32, 75,676.86 and 30,964.34 is: 42,731.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,837.32 : 75,676.86 = 30,964.34 : x
  2. Step 2: Convert to fraction form
    54,837.32/75,676.86 = 30,964.34/x
  3. Step 3: Cross multiply
    54,837.32x = 75,676.86 × 30,964.34
  4. Step 4: Simplify right side
    54,837.32x = 2,343,284,023.17
  5. Step 5: Solve for x
    x = 2,343,284,023.17/54,837.32
  6. Step 6: Final answer
    x = 42,731.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.