Home / 198,712.60-298,068.99-48,955.81

Finding the Fourth Proportional to 198,712.60, 298,068.99 and 48,955.81

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Solution

The fourth proportional to 198,712.60, 298,068.99 and 48,955.81 is: 73,433.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,712.60 : 298,068.99 = 48,955.81 : x
  2. Step 2: Convert to fraction form
    198,712.60/298,068.99 = 48,955.81/x
  3. Step 3: Cross multiply
    198,712.60x = 298,068.99 × 48,955.81
  4. Step 4: Simplify right side
    198,712.60x = 14,592,208,841.33
  5. Step 5: Solve for x
    x = 14,592,208,841.33/198,712.60
  6. Step 6: Final answer
    x = 73,433.74

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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.