Home / 262,377.90-362,071.08-154,982.43

Finding the Fourth Proportional to 262,377.90, 362,071.08 and 154,982.43

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Solution

The fourth proportional to 262,377.90, 362,071.08 and 154,982.43 is: 213,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,377.90 : 362,071.08 = 154,982.43 : x
  2. Step 2: Convert to fraction form
    262,377.90/362,071.08 = 154,982.43/x
  3. Step 3: Cross multiply
    262,377.90x = 362,071.08 × 154,982.43
  4. Step 4: Simplify right side
    262,377.90x = 56,114,655,811.12
  5. Step 5: Solve for x
    x = 56,114,655,811.12/262,377.90
  6. Step 6: Final answer
    x = 213,869.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.