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Finding the Fourth Proportional to 38,674.50, 58,011.80 and 10,594.80

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Solution

The fourth proportional to 38,674.50, 58,011.80 and 10,594.80 is: 15,892.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,674.50 : 58,011.80 = 10,594.80 : x
  2. Step 2: Convert to fraction form
    38,674.50/58,011.80 = 10,594.80/x
  3. Step 3: Cross multiply
    38,674.50x = 58,011.80 × 10,594.80
  4. Step 4: Simplify right side
    38,674.50x = 614,623,418.64
  5. Step 5: Solve for x
    x = 614,623,418.64/38,674.50
  6. Step 6: Final answer
    x = 15,892.21

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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.