Home / 35,819.40-53,729.10-27,541.20

Finding the Fourth Proportional to 35,819.40, 53,729.10 and 27,541.20

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Solution

The fourth proportional to 35,819.40, 53,729.10 and 27,541.20 is: 41,311.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,819.40 : 53,729.10 = 27,541.20 : x
  2. Step 2: Convert to fraction form
    35,819.40/53,729.10 = 27,541.20/x
  3. Step 3: Cross multiply
    35,819.40x = 53,729.10 × 27,541.20
  4. Step 4: Simplify right side
    35,819.40x = 1,479,763,888.92
  5. Step 5: Solve for x
    x = 1,479,763,888.92/35,819.40
  6. Step 6: Final answer
    x = 41,311.80

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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.