Home / 77,704.17-116,556.23-51,402.76

Finding the Fourth Proportional to 77,704.17, 116,556.23 and 51,402.76

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Solution

The fourth proportional to 77,704.17, 116,556.23 and 51,402.76 is: 77,104.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,704.17 : 116,556.23 = 51,402.76 : x
  2. Step 2: Convert to fraction form
    77,704.17/116,556.23 = 51,402.76/x
  3. Step 3: Cross multiply
    77,704.17x = 116,556.23 × 51,402.76
  4. Step 4: Simplify right side
    77,704.17x = 5,991,312,191.40
  5. Step 5: Solve for x
    x = 5,991,312,191.40/77,704.17
  6. Step 6: Final answer
    x = 77,104.13

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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.