Home / 77,674.55-116,431.02-52,716.62

Finding the Fourth Proportional to 77,674.55, 116,431.02 and 52,716.62

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Solution

The fourth proportional to 77,674.55, 116,431.02 and 52,716.62 is: 79,020.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,674.55 : 116,431.02 = 52,716.62 : x
  2. Step 2: Convert to fraction form
    77,674.55/116,431.02 = 52,716.62/x
  3. Step 3: Cross multiply
    77,674.55x = 116,431.02 × 52,716.62
  4. Step 4: Simplify right side
    77,674.55x = 6,137,850,128.63
  5. Step 5: Solve for x
    x = 6,137,850,128.63/77,674.55
  6. Step 6: Final answer
    x = 79,020.10

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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.