Home / 199,069.05-298,603.58-124,419.45

Finding the Fourth Proportional to 199,069.05, 298,603.58 and 124,419.45

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Solution

The fourth proportional to 199,069.05, 298,603.58 and 124,419.45 is: 186,629.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,069.05 : 298,603.58 = 124,419.45 : x
  2. Step 2: Convert to fraction form
    199,069.05/298,603.58 = 124,419.45/x
  3. Step 3: Cross multiply
    199,069.05x = 298,603.58 × 124,419.45
  4. Step 4: Simplify right side
    199,069.05x = 37,152,092,569.53
  5. Step 5: Solve for x
    x = 37,152,092,569.53/199,069.05
  6. Step 6: Final answer
    x = 186,629.18

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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.