Home / 54,594.41-75,340.05-30,721.48

Finding the Fourth Proportional to 54,594.41, 75,340.05 and 30,721.48

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Solution

The fourth proportional to 54,594.41, 75,340.05 and 30,721.48 is: 42,395.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,594.41 : 75,340.05 = 30,721.48 : x
  2. Step 2: Convert to fraction form
    54,594.41/75,340.05 = 30,721.48/x
  3. Step 3: Cross multiply
    54,594.41x = 75,340.05 × 30,721.48
  4. Step 4: Simplify right side
    54,594.41x = 2,314,557,762.47
  5. Step 5: Solve for x
    x = 2,314,557,762.47/54,594.41
  6. Step 6: Final answer
    x = 42,395.51

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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.