Home / 254,749.29-382,127.60-96,986.40

Finding the Fourth Proportional to 254,749.29, 382,127.60 and 96,986.40

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Solution

The fourth proportional to 254,749.29, 382,127.60 and 96,986.40 is: 145,481.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,749.29 : 382,127.60 = 96,986.40 : x
  2. Step 2: Convert to fraction form
    254,749.29/382,127.60 = 96,986.40/x
  3. Step 3: Cross multiply
    254,749.29x = 382,127.60 × 96,986.40
  4. Step 4: Simplify right side
    254,749.29x = 37,061,180,264.64
  5. Step 5: Solve for x
    x = 37,061,180,264.64/254,749.29
  6. Step 6: Final answer
    x = 145,481.00

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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.