Home / 102,219.03-141,062.27-56,896.04

Finding the Fourth Proportional to 102,219.03, 141,062.27 and 56,896.04

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Solution

The fourth proportional to 102,219.03, 141,062.27 and 56,896.04 is: 78,516.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,219.03 : 141,062.27 = 56,896.04 : x
  2. Step 2: Convert to fraction form
    102,219.03/141,062.27 = 56,896.04/x
  3. Step 3: Cross multiply
    102,219.03x = 141,062.27 × 56,896.04
  4. Step 4: Simplify right side
    102,219.03x = 8,025,884,556.41
  5. Step 5: Solve for x
    x = 8,025,884,556.41/102,219.03
  6. Step 6: Final answer
    x = 78,516.54

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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.