Home / 108,935.60-163,403.40-62,193.20

Finding the Fourth Proportional to 108,935.60, 163,403.40 and 62,193.20

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Solution

The fourth proportional to 108,935.60, 163,403.40 and 62,193.20 is: 93,289.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,935.60 : 163,403.40 = 62,193.20 : x
  2. Step 2: Convert to fraction form
    108,935.60/163,403.40 = 62,193.20/x
  3. Step 3: Cross multiply
    108,935.60x = 163,403.40 × 62,193.20
  4. Step 4: Simplify right side
    108,935.60x = 10,162,580,336.88
  5. Step 5: Solve for x
    x = 10,162,580,336.88/108,935.60
  6. Step 6: Final answer
    x = 93,289.80

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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.