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Finding the Fourth Proportional to 104,777.58, 144,620.88 and 64,525.10

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Solution

The fourth proportional to 104,777.58, 144,620.88 and 64,525.10 is: 89,061.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,777.58 : 144,620.88 = 64,525.10 : x
  2. Step 2: Convert to fraction form
    104,777.58/144,620.88 = 64,525.10/x
  3. Step 3: Cross multiply
    104,777.58x = 144,620.88 × 64,525.10
  4. Step 4: Simplify right side
    104,777.58x = 9,331,675,779.01
  5. Step 5: Solve for x
    x = 9,331,675,779.01/104,777.58
  6. Step 6: Final answer
    x = 89,061.76

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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.