Home / 103,962.63-155,963.16-32,903.18

Finding the Fourth Proportional to 103,962.63, 155,963.16 and 32,903.18

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Solution

The fourth proportional to 103,962.63, 155,963.16 and 32,903.18 is: 49,360.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,962.63 : 155,963.16 = 32,903.18 : x
  2. Step 2: Convert to fraction form
    103,962.63/155,963.16 = 32,903.18/x
  3. Step 3: Cross multiply
    103,962.63x = 155,963.16 × 32,903.18
  4. Step 4: Simplify right side
    103,962.63x = 5,131,683,147.03
  5. Step 5: Solve for x
    x = 5,131,683,147.03/103,962.63
  6. Step 6: Final answer
    x = 49,360.84

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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.