Home / 124,848.97-172,292.30-68,260.34

Finding the Fourth Proportional to 124,848.97, 172,292.30 and 68,260.34

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Solution

The fourth proportional to 124,848.97, 172,292.30 and 68,260.34 is: 94,199.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,848.97 : 172,292.30 = 68,260.34 : x
  2. Step 2: Convert to fraction form
    124,848.97/172,292.30 = 68,260.34/x
  3. Step 3: Cross multiply
    124,848.97x = 172,292.30 × 68,260.34
  4. Step 4: Simplify right side
    124,848.97x = 11,760,731,322.79
  5. Step 5: Solve for x
    x = 11,760,731,322.79/124,848.97
  6. Step 6: Final answer
    x = 94,199.67

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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.