Home / 74,566.26-102,939.57-57,532.23

Finding the Fourth Proportional to 74,566.26, 102,939.57 and 57,532.23

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Solution

The fourth proportional to 74,566.26, 102,939.57 and 57,532.23 is: 79,423.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,566.26 : 102,939.57 = 57,532.23 : x
  2. Step 2: Convert to fraction form
    74,566.26/102,939.57 = 57,532.23/x
  3. Step 3: Cross multiply
    74,566.26x = 102,939.57 × 57,532.23
  4. Step 4: Simplify right side
    74,566.26x = 5,922,343,017.34
  5. Step 5: Solve for x
    x = 5,922,343,017.34/74,566.26
  6. Step 6: Final answer
    x = 79,423.90

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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.