Home / 198,985.14-298,278.18-92,444.00

Finding the Fourth Proportional to 198,985.14, 298,278.18 and 92,444.00

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Solution

The fourth proportional to 198,985.14, 298,278.18 and 92,444.00 is: 138,573.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,985.14 : 298,278.18 = 92,444.00 : x
  2. Step 2: Convert to fraction form
    198,985.14/298,278.18 = 92,444.00/x
  3. Step 3: Cross multiply
    198,985.14x = 298,278.18 × 92,444.00
  4. Step 4: Simplify right side
    198,985.14x = 27,574,026,580.53
  5. Step 5: Solve for x
    x = 27,574,026,580.53/198,985.14
  6. Step 6: Final answer
    x = 138,573.30

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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.