Home / 94,771.20-141,969.60-61,514.40

Finding the Fourth Proportional to 94,771.20, 141,969.60 and 61,514.40

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Solution

The fourth proportional to 94,771.20, 141,969.60 and 61,514.40 is: 92,150.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,771.20 : 141,969.60 = 61,514.40 : x
  2. Step 2: Convert to fraction form
    94,771.20/141,969.60 = 61,514.40/x
  3. Step 3: Cross multiply
    94,771.20x = 141,969.60 × 61,514.40
  4. Step 4: Simplify right side
    94,771.20x = 8,733,174,762.24
  5. Step 5: Solve for x
    x = 8,733,174,762.24/94,771.20
  6. Step 6: Final answer
    x = 92,150.09

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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.