Home / 104,525.91-144,245.88-56,779.25

Finding the Fourth Proportional to 104,525.91, 144,245.88 and 56,779.25

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Solution

The fourth proportional to 104,525.91, 144,245.88 and 56,779.25 is: 78,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,525.91 : 144,245.88 = 56,779.25 : x
  2. Step 2: Convert to fraction form
    104,525.91/144,245.88 = 56,779.25/x
  3. Step 3: Cross multiply
    104,525.91x = 144,245.88 × 56,779.25
  4. Step 4: Simplify right side
    104,525.91x = 8,190,172,160.76
  5. Step 5: Solve for x
    x = 8,190,172,160.76/104,525.91
  6. Step 6: Final answer
    x = 78,355.43

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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.