Home / 66,748.24-100,132.08-20,004.76

Finding the Fourth Proportional to 66,748.24, 100,132.08 and 20,004.76

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Solution

The fourth proportional to 66,748.24, 100,132.08 and 20,004.76 is: 30,010.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,748.24 : 100,132.08 = 20,004.76 : x
  2. Step 2: Convert to fraction form
    66,748.24/100,132.08 = 20,004.76/x
  3. Step 3: Cross multiply
    66,748.24x = 100,132.08 × 20,004.76
  4. Step 4: Simplify right side
    66,748.24x = 2,003,118,228.70
  5. Step 5: Solve for x
    x = 2,003,118,228.70/66,748.24
  6. Step 6: Final answer
    x = 30,010.05

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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.