Home / 178,629.60-267,944.40-162,559.20

Finding the Fourth Proportional to 178,629.60, 267,944.40 and 162,559.20

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Solution

The fourth proportional to 178,629.60, 267,944.40 and 162,559.20 is: 243,838.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,629.60 : 267,944.40 = 162,559.20 : x
  2. Step 2: Convert to fraction form
    178,629.60/267,944.40 = 162,559.20/x
  3. Step 3: Cross multiply
    178,629.60x = 267,944.40 × 162,559.20
  4. Step 4: Simplify right side
    178,629.60x = 43,556,827,308.48
  5. Step 5: Solve for x
    x = 43,556,827,308.48/178,629.60
  6. Step 6: Final answer
    x = 243,838.80

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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.