Home / 155,454.40-233,181.60-143,644.60

Finding the Fourth Proportional to 155,454.40, 233,181.60 and 143,644.60

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Solution

The fourth proportional to 155,454.40, 233,181.60 and 143,644.60 is: 215,466.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,454.40 : 233,181.60 = 143,644.60 : x
  2. Step 2: Convert to fraction form
    155,454.40/233,181.60 = 143,644.60/x
  3. Step 3: Cross multiply
    155,454.40x = 233,181.60 × 143,644.60
  4. Step 4: Simplify right side
    155,454.40x = 33,495,277,659.36
  5. Step 5: Solve for x
    x = 33,495,277,659.36/155,454.40
  6. Step 6: Final answer
    x = 215,466.90

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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.