Home / 155,986.20-233,864.10-62,443.80

Finding the Fourth Proportional to 155,986.20, 233,864.10 and 62,443.80

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Solution

The fourth proportional to 155,986.20, 233,864.10 and 62,443.80 is: 93,619.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,986.20 : 233,864.10 = 62,443.80 : x
  2. Step 2: Convert to fraction form
    155,986.20/233,864.10 = 62,443.80/x
  3. Step 3: Cross multiply
    155,986.20x = 233,864.10 × 62,443.80
  4. Step 4: Simplify right side
    155,986.20x = 14,603,363,087.58
  5. Step 5: Solve for x
    x = 14,603,363,087.58/155,986.20
  6. Step 6: Final answer
    x = 93,619.58

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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.