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Finding the Fourth Proportional to 61,509.09, 84,866.85 and 37,627.05

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Solution

The fourth proportional to 61,509.09, 84,866.85 and 37,627.05 is: 51,915.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,509.09 : 84,866.85 = 37,627.05 : x
  2. Step 2: Convert to fraction form
    61,509.09/84,866.85 = 37,627.05/x
  3. Step 3: Cross multiply
    61,509.09x = 84,866.85 × 37,627.05
  4. Step 4: Simplify right side
    61,509.09x = 3,193,289,208.29
  5. Step 5: Solve for x
    x = 3,193,289,208.29/61,509.09
  6. Step 6: Final answer
    x = 51,915.73

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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.