Home / 54,740.48-75,540.36-30,866.96

Finding the Fourth Proportional to 54,740.48, 75,540.36 and 30,866.96

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Solution

The fourth proportional to 54,740.48, 75,540.36 and 30,866.96 is: 42,595.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,740.48 : 75,540.36 = 30,866.96 : x
  2. Step 2: Convert to fraction form
    54,740.48/75,540.36 = 30,866.96/x
  3. Step 3: Cross multiply
    54,740.48x = 75,540.36 × 30,866.96
  4. Step 4: Simplify right side
    54,740.48x = 2,331,701,270.51
  5. Step 5: Solve for x
    x = 2,331,701,270.51/54,740.48
  6. Step 6: Final answer
    x = 42,595.56

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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.