Home / 54,392.49-75,064.73-30,521.25

Finding the Fourth Proportional to 54,392.49, 75,064.73 and 30,521.25

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Solution

The fourth proportional to 54,392.49, 75,064.73 and 30,521.25 is: 42,121.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,392.49 : 75,064.73 = 30,521.25 : x
  2. Step 2: Convert to fraction form
    54,392.49/75,064.73 = 30,521.25/x
  3. Step 3: Cross multiply
    54,392.49x = 75,064.73 × 30,521.25
  4. Step 4: Simplify right side
    54,392.49x = 2,291,069,237.91
  5. Step 5: Solve for x
    x = 2,291,069,237.91/54,392.49
  6. Step 6: Final answer
    x = 42,121.06

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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.