Home / 124,883.56-172,341.84-68,298.58

Finding the Fourth Proportional to 124,883.56, 172,341.84 and 68,298.58

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Solution

The fourth proportional to 124,883.56, 172,341.84 and 68,298.58 is: 94,253.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,883.56 : 172,341.84 = 68,298.58 : x
  2. Step 2: Convert to fraction form
    124,883.56/172,341.84 = 68,298.58/x
  3. Step 3: Cross multiply
    124,883.56x = 172,341.84 × 68,298.58
  4. Step 4: Simplify right side
    124,883.56x = 11,770,702,946.59
  5. Step 5: Solve for x
    x = 11,770,702,946.59/124,883.56
  6. Step 6: Final answer
    x = 94,253.42

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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.