Home / 64,887.75-89,547.23-37,661.73

Finding the Fourth Proportional to 64,887.75, 89,547.23 and 37,661.73

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Solution

The fourth proportional to 64,887.75, 89,547.23 and 37,661.73 is: 51,974.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,887.75 : 89,547.23 = 37,661.73 : x
  2. Step 2: Convert to fraction form
    64,887.75/89,547.23 = 37,661.73/x
  3. Step 3: Cross multiply
    64,887.75x = 89,547.23 × 37,661.73
  4. Step 4: Simplify right side
    64,887.75x = 3,372,503,692.66
  5. Step 5: Solve for x
    x = 3,372,503,692.66/64,887.75
  6. Step 6: Final answer
    x = 51,974.43

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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.