Home / 66,796.12-92,174.64-38,111.80

Finding the Fourth Proportional to 66,796.12, 92,174.64 and 38,111.80

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Solution

The fourth proportional to 66,796.12, 92,174.64 and 38,111.80 is: 52,592.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,796.12 : 92,174.64 = 38,111.80 : x
  2. Step 2: Convert to fraction form
    66,796.12/92,174.64 = 38,111.80/x
  3. Step 3: Cross multiply
    66,796.12x = 92,174.64 × 38,111.80
  4. Step 4: Simplify right side
    66,796.12x = 3,512,941,444.75
  5. Step 5: Solve for x
    x = 3,512,941,444.75/66,796.12
  6. Step 6: Final answer
    x = 52,592.00

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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.