Home / 66,785.79-100,197.41-26,832.83

Finding the Fourth Proportional to 66,785.79, 100,197.41 and 26,832.83

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Solution

The fourth proportional to 66,785.79, 100,197.41 and 26,832.83 is: 40,256.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,785.79 : 100,197.41 = 26,832.83 : x
  2. Step 2: Convert to fraction form
    66,785.79/100,197.41 = 26,832.83/x
  3. Step 3: Cross multiply
    66,785.79x = 100,197.41 × 26,832.83
  4. Step 4: Simplify right side
    66,785.79x = 2,688,580,068.97
  5. Step 5: Solve for x
    x = 2,688,580,068.97/66,785.79
  6. Step 6: Final answer
    x = 40,256.77

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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.