Home / 295,345.36-443,141.96-126,902.60

Finding the Fourth Proportional to 295,345.36, 443,141.96 and 126,902.60

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Solution

The fourth proportional to 295,345.36, 443,141.96 and 126,902.60 is: 190,407.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,345.36 : 443,141.96 = 126,902.60 : x
  2. Step 2: Convert to fraction form
    295,345.36/443,141.96 = 126,902.60/x
  3. Step 3: Cross multiply
    295,345.36x = 443,141.96 × 126,902.60
  4. Step 4: Simplify right side
    295,345.36x = 56,235,866,893.10
  5. Step 5: Solve for x
    x = 56,235,866,893.10/295,345.36
  6. Step 6: Final answer
    x = 190,407.15

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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.