Home / 155,583.20-233,288.40-61,983.20

Finding the Fourth Proportional to 155,583.20, 233,288.40 and 61,983.20

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Solution

The fourth proportional to 155,583.20, 233,288.40 and 61,983.20 is: 92,940.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,583.20 : 233,288.40 = 61,983.20 : x
  2. Step 2: Convert to fraction form
    155,583.20/233,288.40 = 61,983.20/x
  3. Step 3: Cross multiply
    155,583.20x = 233,288.40 × 61,983.20
  4. Step 4: Simplify right side
    155,583.20x = 14,459,961,554.88
  5. Step 5: Solve for x
    x = 14,459,961,554.88/155,583.20
  6. Step 6: Final answer
    x = 92,940.38

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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.