Finding the Fourth Proportional to 124,610.76, 171,960.02 and 68,023.08
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Solution
The fourth proportional to 124,610.76, 171,960.02 and 68,023.08 is: 93,870.31
Step by Step Solution
- Step 1: Write the proportion equation
124,610.76 : 171,960.02 = 68,023.08 : x - Step 2: Convert to fraction form
124,610.76/171,960.02 = 68,023.08/x - Step 3: Cross multiply
124,610.76x = 171,960.02 × 68,023.08 - Step 4: Simplify right side
124,610.76x = 11,697,250,197.26 - Step 5: Solve for x
x = 11,697,250,197.26/124,610.76 - Step 6: Final answer
x = 93,870.31
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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.