Home / 54,661.72-75,432.84-30,796.08

Finding the Fourth Proportional to 54,661.72, 75,432.84 and 30,796.08

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Solution

The fourth proportional to 54,661.72, 75,432.84 and 30,796.08 is: 42,498.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,661.72 : 75,432.84 = 30,796.08 : x
  2. Step 2: Convert to fraction form
    54,661.72/75,432.84 = 30,796.08/x
  3. Step 3: Cross multiply
    54,661.72x = 75,432.84 × 30,796.08
  4. Step 4: Simplify right side
    54,661.72x = 2,323,036,061.06
  5. Step 5: Solve for x
    x = 2,323,036,061.06/54,661.72
  6. Step 6: Final answer
    x = 42,498.41

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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.