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Finding the Fourth Proportional to 104,779.58, 144,591.81 and 59,454.86

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Solution

The fourth proportional to 104,779.58, 144,591.81 and 59,454.86 is: 82,045.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,779.58 : 144,591.81 = 59,454.86 : x
  2. Step 2: Convert to fraction form
    104,779.58/144,591.81 = 59,454.86/x
  3. Step 3: Cross multiply
    104,779.58x = 144,591.81 × 59,454.86
  4. Step 4: Simplify right side
    104,779.58x = 8,596,686,022.54
  5. Step 5: Solve for x
    x = 8,596,686,022.54/104,779.58
  6. Step 6: Final answer
    x = 82,045.43

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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.