Home / 66,866.67-92,285.45-41,381.24

Finding the Fourth Proportional to 66,866.67, 92,285.45 and 41,381.24

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Solution

The fourth proportional to 66,866.67, 92,285.45 and 41,381.24 is: 57,111.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,866.67 : 92,285.45 = 41,381.24 : x
  2. Step 2: Convert to fraction form
    66,866.67/92,285.45 = 41,381.24/x
  3. Step 3: Cross multiply
    66,866.67x = 92,285.45 × 41,381.24
  4. Step 4: Simplify right side
    66,866.67x = 3,818,886,593.68
  5. Step 5: Solve for x
    x = 3,818,886,593.68/66,866.67
  6. Step 6: Final answer
    x = 57,111.96

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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.