Home / 108,957.90-162,999.45-94,329.30

Finding the Fourth Proportional to 108,957.90, 162,999.45 and 94,329.30

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Solution

The fourth proportional to 108,957.90, 162,999.45 and 94,329.30 is: 141,115.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,957.90 : 162,999.45 = 94,329.30 : x
  2. Step 2: Convert to fraction form
    108,957.90/162,999.45 = 94,329.30/x
  3. Step 3: Cross multiply
    108,957.90x = 162,999.45 × 94,329.30
  4. Step 4: Simplify right side
    108,957.90x = 15,375,624,018.89
  5. Step 5: Solve for x
    x = 15,375,624,018.89/108,957.90
  6. Step 6: Final answer
    x = 141,115.27

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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.