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Finding the Fourth Proportional to 76,594.50, 105,700.41 and 44,790.12

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Solution

The fourth proportional to 76,594.50, 105,700.41 and 44,790.12 is: 61,810.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,594.50 : 105,700.41 = 44,790.12 : x
  2. Step 2: Convert to fraction form
    76,594.50/105,700.41 = 44,790.12/x
  3. Step 3: Cross multiply
    76,594.50x = 105,700.41 × 44,790.12
  4. Step 4: Simplify right side
    76,594.50x = 4,734,334,047.95
  5. Step 5: Solve for x
    x = 4,734,334,047.95/76,594.50
  6. Step 6: Final answer
    x = 61,810.37

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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.