Home / 102,771.27-141,847.23-62,476.50

Finding the Fourth Proportional to 102,771.27, 141,847.23 and 62,476.50

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Solution

The fourth proportional to 102,771.27, 141,847.23 and 62,476.50 is: 86,231.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,771.27 : 141,847.23 = 62,476.50 : x
  2. Step 2: Convert to fraction form
    102,771.27/141,847.23 = 62,476.50/x
  3. Step 3: Cross multiply
    102,771.27x = 141,847.23 × 62,476.50
  4. Step 4: Simplify right side
    102,771.27x = 8,862,118,465.10
  5. Step 5: Solve for x
    x = 8,862,118,465.10/102,771.27
  6. Step 6: Final answer
    x = 86,231.48

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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.