Home / 235,609.89-325,117.38-140,098.14

Finding the Fourth Proportional to 235,609.89, 325,117.38 and 140,098.14

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Solution

The fourth proportional to 235,609.89, 325,117.38 and 140,098.14 is: 193,321.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,609.89 : 325,117.38 = 140,098.14 : x
  2. Step 2: Convert to fraction form
    235,609.89/325,117.38 = 140,098.14/x
  3. Step 3: Cross multiply
    235,609.89x = 325,117.38 × 140,098.14
  4. Step 4: Simplify right side
    235,609.89x = 45,548,340,219.67
  5. Step 5: Solve for x
    x = 45,548,340,219.67/235,609.89
  6. Step 6: Final answer
    x = 193,321.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.