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Finding the Fourth Proportional to 35,861.40, 53,792.10 and 29,519.10

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Solution

The fourth proportional to 35,861.40, 53,792.10 and 29,519.10 is: 44,278.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,861.40 : 53,792.10 = 29,519.10 : x
  2. Step 2: Convert to fraction form
    35,861.40/53,792.10 = 29,519.10/x
  3. Step 3: Cross multiply
    35,861.40x = 53,792.10 × 29,519.10
  4. Step 4: Simplify right side
    35,861.40x = 1,587,894,379.11
  5. Step 5: Solve for x
    x = 1,587,894,379.11/35,861.40
  6. Step 6: Final answer
    x = 44,278.65

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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.