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Finding the Fourth Proportional to 60,045, 82,866.40 and 33,186.94

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Solution

The fourth proportional to 60,045, 82,866.40 and 33,186.94 is: 45,800.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,045 : 82,866.40 = 33,186.94 : x
  2. Step 2: Convert to fraction form
    60,045/82,866.40 = 33,186.94/x
  3. Step 3: Cross multiply
    60,045x = 82,866.40 × 33,186.94
  4. Step 4: Simplify right side
    60,045x = 2,750,082,244.82
  5. Step 5: Solve for x
    x = 2,750,082,244.82/60,045
  6. Step 6: Final answer
    x = 45,800.35

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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.