Home / 126,030.50-173,917.14-68,670.32

Finding the Fourth Proportional to 126,030.50, 173,917.14 and 68,670.32

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Solution

The fourth proportional to 126,030.50, 173,917.14 and 68,670.32 is: 94,762.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,030.50 : 173,917.14 = 68,670.32 : x
  2. Step 2: Convert to fraction form
    126,030.50/173,917.14 = 68,670.32/x
  3. Step 3: Cross multiply
    126,030.50x = 173,917.14 × 68,670.32
  4. Step 4: Simplify right side
    126,030.50x = 11,942,945,657.28
  5. Step 5: Solve for x
    x = 11,942,945,657.28/126,030.50
  6. Step 6: Final answer
    x = 94,762.34

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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.