Home / 51,047.67-76,571.54-15,990.06

Finding the Fourth Proportional to 51,047.67, 76,571.54 and 15,990.06

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Solution

The fourth proportional to 51,047.67, 76,571.54 and 15,990.06 is: 23,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,047.67 : 76,571.54 = 15,990.06 : x
  2. Step 2: Convert to fraction form
    51,047.67/76,571.54 = 15,990.06/x
  3. Step 3: Cross multiply
    51,047.67x = 76,571.54 × 15,990.06
  4. Step 4: Simplify right side
    51,047.67x = 1,224,383,518.89
  5. Step 5: Solve for x
    x = 1,224,383,518.89/51,047.67
  6. Step 6: Final answer
    x = 23,985.10

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1.5x scale

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.