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Finding the Fourth Proportional to 111,647.24, 167,457.48 and 36,748.76

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Solution

The fourth proportional to 111,647.24, 167,457.48 and 36,748.76 is: 55,118.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,647.24 : 167,457.48 = 36,748.76 : x
  2. Step 2: Convert to fraction form
    111,647.24/167,457.48 = 36,748.76/x
  3. Step 3: Cross multiply
    111,647.24x = 167,457.48 × 36,748.76
  4. Step 4: Simplify right side
    111,647.24x = 6,153,854,742.72
  5. Step 5: Solve for x
    x = 6,153,854,742.72/111,647.24
  6. Step 6: Final answer
    x = 55,118.74

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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.