Home / 53,578.06-73,942.47-29,709.38

Finding the Fourth Proportional to 53,578.06, 73,942.47 and 29,709.38

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Solution

The fourth proportional to 53,578.06, 73,942.47 and 29,709.38 is: 41,001.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,578.06 : 73,942.47 = 29,709.38 : x
  2. Step 2: Convert to fraction form
    53,578.06/73,942.47 = 29,709.38/x
  3. Step 3: Cross multiply
    53,578.06x = 73,942.47 × 29,709.38
  4. Step 4: Simplify right side
    53,578.06x = 2,196,785,124.22
  5. Step 5: Solve for x
    x = 2,196,785,124.22/53,578.06
  6. Step 6: Final answer
    x = 41,001.58

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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.