Home / 65,353.03-98,021.75-17,972.93

Finding the Fourth Proportional to 65,353.03, 98,021.75 and 17,972.93

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Solution

The fourth proportional to 65,353.03, 98,021.75 and 17,972.93 is: 26,957.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,353.03 : 98,021.75 = 17,972.93 : x
  2. Step 2: Convert to fraction form
    65,353.03/98,021.75 = 17,972.93/x
  3. Step 3: Cross multiply
    65,353.03x = 98,021.75 × 17,972.93
  4. Step 4: Simplify right side
    65,353.03x = 1,761,738,206.42
  5. Step 5: Solve for x
    x = 1,761,738,206.42/65,353.03
  6. Step 6: Final answer
    x = 26,957.25

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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.