Home / 108,156.60-162,140.94-51,968.52

Finding the Fourth Proportional to 108,156.60, 162,140.94 and 51,968.52

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Solution

The fourth proportional to 108,156.60, 162,140.94 and 51,968.52 is: 77,907.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,156.60 : 162,140.94 = 51,968.52 : x
  2. Step 2: Convert to fraction form
    108,156.60/162,140.94 = 51,968.52/x
  3. Step 3: Cross multiply
    108,156.60x = 162,140.94 × 51,968.52
  4. Step 4: Simplify right side
    108,156.60x = 8,426,224,683.21
  5. Step 5: Solve for x
    x = 8,426,224,683.21/108,156.60
  6. Step 6: Final answer
    x = 77,907.63

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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.