Home / 74,853.50-103,318.67-43,032.65

Finding the Fourth Proportional to 74,853.50, 103,318.67 and 43,032.65

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Solution

The fourth proportional to 74,853.50, 103,318.67 and 43,032.65 is: 59,397.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,853.50 : 103,318.67 = 43,032.65 : x
  2. Step 2: Convert to fraction form
    74,853.50/103,318.67 = 43,032.65/x
  3. Step 3: Cross multiply
    74,853.50x = 103,318.67 × 43,032.65
  4. Step 4: Simplify right side
    74,853.50x = 4,446,075,755.56
  5. Step 5: Solve for x
    x = 4,446,075,755.56/74,853.50
  6. Step 6: Final answer
    x = 59,397.04

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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.