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Finding the Fourth Proportional to 62,765, 94,148.27 and 18,392.66

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Solution

The fourth proportional to 62,765, 94,148.27 and 18,392.66 is: 27,589.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,765 : 94,148.27 = 18,392.66 : x
  2. Step 2: Convert to fraction form
    62,765/94,148.27 = 18,392.66/x
  3. Step 3: Cross multiply
    62,765x = 94,148.27 × 18,392.66
  4. Step 4: Simplify right side
    62,765x = 1,731,637,119.70
  5. Step 5: Solve for x
    x = 1,731,637,119.70/62,765
  6. Step 6: Final answer
    x = 27,589.22

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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.