Home / 66,669.08-92,011.97-37,999.19

Finding the Fourth Proportional to 66,669.08, 92,011.97 and 37,999.19

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Solution

The fourth proportional to 66,669.08, 92,011.97 and 37,999.19 is: 52,443.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,669.08 : 92,011.97 = 37,999.19 : x
  2. Step 2: Convert to fraction form
    66,669.08/92,011.97 = 37,999.19/x
  3. Step 3: Cross multiply
    66,669.08x = 92,011.97 × 37,999.19
  4. Step 4: Simplify right side
    66,669.08x = 3,496,380,655.33
  5. Step 5: Solve for x
    x = 3,496,380,655.33/66,669.08
  6. Step 6: Final answer
    x = 52,443.82

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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.