Home / 201,038.20-301,557.30-122,176.60

Finding the Fourth Proportional to 201,038.20, 301,557.30 and 122,176.60

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Solution

The fourth proportional to 201,038.20, 301,557.30 and 122,176.60 is: 183,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,038.20 : 301,557.30 = 122,176.60 : x
  2. Step 2: Convert to fraction form
    201,038.20/301,557.30 = 122,176.60/x
  3. Step 3: Cross multiply
    201,038.20x = 301,557.30 × 122,176.60
  4. Step 4: Simplify right side
    201,038.20x = 36,843,245,619.18
  5. Step 5: Solve for x
    x = 36,843,245,619.18/201,038.20
  6. Step 6: Final answer
    x = 183,264.90

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1.5x scale

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.