Finding the Fourth Proportional to 124,069.04, 171,214.80 and 67,481.36
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Solution
The fourth proportional to 124,069.04, 171,214.80 and 67,481.36 is: 93,124.02
Step by Step Solution
- Step 1: Write the proportion equation
124,069.04 : 171,214.80 = 67,481.36 : x - Step 2: Convert to fraction form
124,069.04/171,214.80 = 67,481.36/x - Step 3: Cross multiply
124,069.04x = 171,214.80 × 67,481.36 - Step 4: Simplify right side
124,069.04x = 11,553,807,556.13 - Step 5: Solve for x
x = 11,553,807,556.13/124,069.04 - Step 6: Final answer
x = 93,124.02
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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.