Home / 54,398.41-75,069.60-30,525.03

Finding the Fourth Proportional to 54,398.41, 75,069.60 and 30,525.03

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Solution

The fourth proportional to 54,398.41, 75,069.60 and 30,525.03 is: 42,124.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,398.41 : 75,069.60 = 30,525.03 : x
  2. Step 2: Convert to fraction form
    54,398.41/75,069.60 = 30,525.03/x
  3. Step 3: Cross multiply
    54,398.41x = 75,069.60 × 30,525.03
  4. Step 4: Simplify right side
    54,398.41x = 2,291,501,792.09
  5. Step 5: Solve for x
    x = 2,291,501,792.09/54,398.41
  6. Step 6: Final answer
    x = 42,124.43

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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.