Home / 109,361.61-150,918.53-60,962.90

Finding the Fourth Proportional to 109,361.61, 150,918.53 and 60,962.90

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Solution

The fourth proportional to 109,361.61, 150,918.53 and 60,962.90 is: 84,128.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,361.61 : 150,918.53 = 60,962.90 : x
  2. Step 2: Convert to fraction form
    109,361.61/150,918.53 = 60,962.90/x
  3. Step 3: Cross multiply
    109,361.61x = 150,918.53 × 60,962.90
  4. Step 4: Simplify right side
    109,361.61x = 9,200,430,193.13
  5. Step 5: Solve for x
    x = 9,200,430,193.13/109,361.61
  6. Step 6: Final answer
    x = 84,128.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.