Home / 201,822.40-302,733.60-83,454.40

Finding the Fourth Proportional to 201,822.40, 302,733.60 and 83,454.40

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Solution

The fourth proportional to 201,822.40, 302,733.60 and 83,454.40 is: 125,181.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,822.40 : 302,733.60 = 83,454.40 : x
  2. Step 2: Convert to fraction form
    201,822.40/302,733.60 = 83,454.40/x
  3. Step 3: Cross multiply
    201,822.40x = 302,733.60 × 83,454.40
  4. Step 4: Simplify right side
    201,822.40x = 25,264,450,947.84
  5. Step 5: Solve for x
    x = 25,264,450,947.84/201,822.40
  6. Step 6: Final answer
    x = 125,181.60

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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.