Home / 66,868.18-100,266.05-29,384.37

Finding the Fourth Proportional to 66,868.18, 100,266.05 and 29,384.37

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Solution

The fourth proportional to 66,868.18, 100,266.05 and 29,384.37 is: 44,060.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,868.18 : 100,266.05 = 29,384.37 : x
  2. Step 2: Convert to fraction form
    66,868.18/100,266.05 = 29,384.37/x
  3. Step 3: Cross multiply
    66,868.18x = 100,266.05 × 29,384.37
  4. Step 4: Simplify right side
    66,868.18x = 2,946,254,785.10
  5. Step 5: Solve for x
    x = 2,946,254,785.10/66,868.18
  6. Step 6: Final answer
    x = 44,060.64

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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.