Home / 37,457.12-56,179.92-12,497.60

Finding the Fourth Proportional to 37,457.12, 56,179.92 and 12,497.60

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Solution

The fourth proportional to 37,457.12, 56,179.92 and 12,497.60 is: 18,744.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,457.12 : 56,179.92 = 12,497.60 : x
  2. Step 2: Convert to fraction form
    37,457.12/56,179.92 = 12,497.60/x
  3. Step 3: Cross multiply
    37,457.12x = 56,179.92 × 12,497.60
  4. Step 4: Simplify right side
    37,457.12x = 702,114,168.19
  5. Step 5: Solve for x
    x = 702,114,168.19/37,457.12
  6. Step 6: Final answer
    x = 18,744.48

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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.