Home / 53,566.74-73,919.21-30,904.38

Finding the Fourth Proportional to 53,566.74, 73,919.21 and 30,904.38

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Solution

The fourth proportional to 53,566.74, 73,919.21 and 30,904.38 is: 42,646.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,566.74 : 73,919.21 = 30,904.38 : x
  2. Step 2: Convert to fraction form
    53,566.74/73,919.21 = 30,904.38/x
  3. Step 3: Cross multiply
    53,566.74x = 73,919.21 × 30,904.38
  4. Step 4: Simplify right side
    53,566.74x = 2,284,427,200.62
  5. Step 5: Solve for x
    x = 2,284,427,200.62/53,566.74
  6. Step 6: Final answer
    x = 42,646.37

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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.