Home / 74,296.09-102,506.20-45,586.27

Finding the Fourth Proportional to 74,296.09, 102,506.20 and 45,586.27

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Solution

The fourth proportional to 74,296.09, 102,506.20 and 45,586.27 is: 62,895.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,296.09 : 102,506.20 = 45,586.27 : x
  2. Step 2: Convert to fraction form
    74,296.09/102,506.20 = 45,586.27/x
  3. Step 3: Cross multiply
    74,296.09x = 102,506.20 × 45,586.27
  4. Step 4: Simplify right side
    74,296.09x = 4,672,875,309.87
  5. Step 5: Solve for x
    x = 4,672,875,309.87/74,296.09
  6. Step 6: Final answer
    x = 62,895.31

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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.