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Finding the Fourth Proportional to 40,623.87, 60,925.04 and 11,034.78

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Solution

The fourth proportional to 40,623.87, 60,925.04 and 11,034.78 is: 16,549.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,623.87 : 60,925.04 = 11,034.78 : x
  2. Step 2: Convert to fraction form
    40,623.87/60,925.04 = 11,034.78/x
  3. Step 3: Cross multiply
    40,623.87x = 60,925.04 × 11,034.78
  4. Step 4: Simplify right side
    40,623.87x = 672,294,482.30
  5. Step 5: Solve for x
    x = 672,294,482.30/40,623.87
  6. Step 6: Final answer
    x = 16,549.25

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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.