Home / 250,339.10-375,463.77-70,381.37

Finding the Fourth Proportional to 250,339.10, 375,463.77 and 70,381.37

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Solution

The fourth proportional to 250,339.10, 375,463.77 and 70,381.37 is: 105,559.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,339.10 : 375,463.77 = 70,381.37 : x
  2. Step 2: Convert to fraction form
    250,339.10/375,463.77 = 70,381.37/x
  3. Step 3: Cross multiply
    250,339.10x = 375,463.77 × 70,381.37
  4. Step 4: Simplify right side
    250,339.10x = 26,425,652,640.65
  5. Step 5: Solve for x
    x = 26,425,652,640.65/250,339.10
  6. Step 6: Final answer
    x = 105,559.43

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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.