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Finding the Fourth Proportional to 40,457.88, 60,531.30 and 24,660.05

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Solution

The fourth proportional to 40,457.88, 60,531.30 and 24,660.05 is: 36,895.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,457.88 : 60,531.30 = 24,660.05 : x
  2. Step 2: Convert to fraction form
    40,457.88/60,531.30 = 24,660.05/x
  3. Step 3: Cross multiply
    40,457.88x = 60,531.30 × 24,660.05
  4. Step 4: Simplify right side
    40,457.88x = 1,492,704,581.91
  5. Step 5: Solve for x
    x = 1,492,704,581.91/40,457.88
  6. Step 6: Final answer
    x = 36,895.27

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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.