Home / 54,363.58-75,021.45-30,164.32

Finding the Fourth Proportional to 54,363.58, 75,021.45 and 30,164.32

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Solution

The fourth proportional to 54,363.58, 75,021.45 and 30,164.32 is: 41,626.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,363.58 : 75,021.45 = 30,164.32 : x
  2. Step 2: Convert to fraction form
    54,363.58/75,021.45 = 30,164.32/x
  3. Step 3: Cross multiply
    54,363.58x = 75,021.45 × 30,164.32
  4. Step 4: Simplify right side
    54,363.58x = 2,262,971,024.66
  5. Step 5: Solve for x
    x = 2,262,971,024.66/54,363.58
  6. Step 6: Final answer
    x = 41,626.60

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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.