Home / 66,841.02-100,263.42-20,093.76

Finding the Fourth Proportional to 66,841.02, 100,263.42 and 20,093.76

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Solution

The fourth proportional to 66,841.02, 100,263.42 and 20,093.76 is: 30,141.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,841.02 : 100,263.42 = 20,093.76 : x
  2. Step 2: Convert to fraction form
    66,841.02/100,263.42 = 20,093.76/x
  3. Step 3: Cross multiply
    66,841.02x = 100,263.42 × 20,093.76
  4. Step 4: Simplify right side
    66,841.02x = 2,014,669,098.26
  5. Step 5: Solve for x
    x = 2,014,669,098.26/66,841.02
  6. Step 6: Final answer
    x = 30,141.21

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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.