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Finding the Fourth Proportional to 70,366.92, 105,559.08 and 22,986.78

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Solution

The fourth proportional to 70,366.92, 105,559.08 and 22,986.78 is: 34,483.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,366.92 : 105,559.08 = 22,986.78 : x
  2. Step 2: Convert to fraction form
    70,366.92/105,559.08 = 22,986.78/x
  3. Step 3: Cross multiply
    70,366.92x = 105,559.08 × 22,986.78
  4. Step 4: Simplify right side
    70,366.92x = 2,426,463,348.96
  5. Step 5: Solve for x
    x = 2,426,463,348.96/70,366.92
  6. Step 6: Final answer
    x = 34,483.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.