Home / 148,971.60-223,457.40-141,195.60

Finding the Fourth Proportional to 148,971.60, 223,457.40 and 141,195.60

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Solution

The fourth proportional to 148,971.60, 223,457.40 and 141,195.60 is: 211,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,971.60 : 223,457.40 = 141,195.60 : x
  2. Step 2: Convert to fraction form
    148,971.60/223,457.40 = 141,195.60/x
  3. Step 3: Cross multiply
    148,971.60x = 223,457.40 × 141,195.60
  4. Step 4: Simplify right side
    148,971.60x = 31,551,201,667.44
  5. Step 5: Solve for x
    x = 31,551,201,667.44/148,971.60
  6. Step 6: Final answer
    x = 211,793.40

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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.