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Finding the Fourth Proportional to 72,903.42, 100,604.25 and 44,609.10

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Solution

The fourth proportional to 72,903.42, 100,604.25 and 44,609.10 is: 61,559.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,903.42 : 100,604.25 = 44,609.10 : x
  2. Step 2: Convert to fraction form
    72,903.42/100,604.25 = 44,609.10/x
  3. Step 3: Cross multiply
    72,903.42x = 100,604.25 × 44,609.10
  4. Step 4: Simplify right side
    72,903.42x = 4,487,865,048.68
  5. Step 5: Solve for x
    x = 4,487,865,048.68/72,903.42
  6. Step 6: Final answer
    x = 61,559.05

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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.