Home / 108,999.40-163,283.10-96,010.60

Finding the Fourth Proportional to 108,999.40, 163,283.10 and 96,010.60

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Solution

The fourth proportional to 108,999.40, 163,283.10 and 96,010.60 is: 143,825.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,999.40 : 163,283.10 = 96,010.60 : x
  2. Step 2: Convert to fraction form
    108,999.40/163,283.10 = 96,010.60/x
  3. Step 3: Cross multiply
    108,999.40x = 163,283.10 × 96,010.60
  4. Step 4: Simplify right side
    108,999.40x = 15,676,908,400.86
  5. Step 5: Solve for x
    x = 15,676,908,400.86/108,999.40
  6. Step 6: Final answer
    x = 143,825.64

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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.