Home / 250,424.03-375,640.17-70,513.80

Finding the Fourth Proportional to 250,424.03, 375,640.17 and 70,513.80

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Solution

The fourth proportional to 250,424.03, 375,640.17 and 70,513.80 is: 105,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,424.03 : 375,640.17 = 70,513.80 : x
  2. Step 2: Convert to fraction form
    250,424.03/375,640.17 = 70,513.80/x
  3. Step 3: Cross multiply
    250,424.03x = 375,640.17 × 70,513.80
  4. Step 4: Simplify right side
    250,424.03x = 26,487,813,941.15
  5. Step 5: Solve for x
    x = 26,487,813,941.15/250,424.03
  6. Step 6: Final answer
    x = 105,771.85

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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.