Home / 66,846.08-92,232.64-38,156.59

Finding the Fourth Proportional to 66,846.08, 92,232.64 and 38,156.59

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Solution

The fourth proportional to 66,846.08, 92,232.64 and 38,156.59 is: 52,647.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,846.08 : 92,232.64 = 38,156.59 : x
  2. Step 2: Convert to fraction form
    66,846.08/92,232.64 = 38,156.59/x
  3. Step 3: Cross multiply
    66,846.08x = 92,232.64 × 38,156.59
  4. Step 4: Simplify right side
    66,846.08x = 3,519,283,029.10
  5. Step 5: Solve for x
    x = 3,519,283,029.10/66,846.08
  6. Step 6: Final answer
    x = 52,647.56

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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.