Home / 65,737.50-98,566.80-30,154.26

Finding the Fourth Proportional to 65,737.50, 98,566.80 and 30,154.26

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Solution

The fourth proportional to 65,737.50, 98,566.80 and 30,154.26 is: 45,213.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,737.50 : 98,566.80 = 30,154.26 : x
  2. Step 2: Convert to fraction form
    65,737.50/98,566.80 = 30,154.26/x
  3. Step 3: Cross multiply
    65,737.50x = 98,566.80 × 30,154.26
  4. Step 4: Simplify right side
    65,737.50x = 2,972,208,914.57
  5. Step 5: Solve for x
    x = 2,972,208,914.57/65,737.50
  6. Step 6: Final answer
    x = 45,213.29

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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.