Home / 112,213.02-154,874.01-66,893.93

Finding the Fourth Proportional to 112,213.02, 154,874.01 and 66,893.93

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Solution

The fourth proportional to 112,213.02, 154,874.01 and 66,893.93 is: 92,325.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,213.02 : 154,874.01 = 66,893.93 : x
  2. Step 2: Convert to fraction form
    112,213.02/154,874.01 = 66,893.93/x
  3. Step 3: Cross multiply
    112,213.02x = 154,874.01 × 66,893.93
  4. Step 4: Simplify right side
    112,213.02x = 10,360,131,183.76
  5. Step 5: Solve for x
    x = 10,360,131,183.76/112,213.02
  6. Step 6: Final answer
    x = 92,325.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.