Home / 254,634.15-351,263.36-172,966.61

Finding the Fourth Proportional to 254,634.15, 351,263.36 and 172,966.61

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Solution

The fourth proportional to 254,634.15, 351,263.36 and 172,966.61 is: 238,604.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,634.15 : 351,263.36 = 172,966.61 : x
  2. Step 2: Convert to fraction form
    254,634.15/351,263.36 = 172,966.61/x
  3. Step 3: Cross multiply
    254,634.15x = 351,263.36 × 172,966.61
  4. Step 4: Simplify right side
    254,634.15x = 60,756,829,975.26
  5. Step 5: Solve for x
    x = 60,756,829,975.26/254,634.15
  6. Step 6: Final answer
    x = 238,604.41

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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.