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Finding the Fourth Proportional to 27,052.80, 40,502.40 and 23,980.80

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Solution

The fourth proportional to 27,052.80, 40,502.40 and 23,980.80 is: 35,903.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,052.80 : 40,502.40 = 23,980.80 : x
  2. Step 2: Convert to fraction form
    27,052.80/40,502.40 = 23,980.80/x
  3. Step 3: Cross multiply
    27,052.80x = 40,502.40 × 23,980.80
  4. Step 4: Simplify right side
    27,052.80x = 971,279,953.92
  5. Step 5: Solve for x
    x = 971,279,953.92/27,052.80
  6. Step 6: Final answer
    x = 35,903.12

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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.