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Finding the Fourth Proportional to 36,714.84, 55,041.84 and 30,457.56

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Solution

The fourth proportional to 36,714.84, 55,041.84 and 30,457.56 is: 45,661.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,714.84 : 55,041.84 = 30,457.56 : x
  2. Step 2: Convert to fraction form
    36,714.84/55,041.84 = 30,457.56/x
  3. Step 3: Cross multiply
    36,714.84x = 55,041.84 × 30,457.56
  4. Step 4: Simplify right side
    36,714.84x = 1,676,440,144.31
  5. Step 5: Solve for x
    x = 1,676,440,144.31/36,714.84
  6. Step 6: Final answer
    x = 45,661.10

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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.