Finding the Fourth Proportional to 122,352.63, 168,749.24 and 101,094.99
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Solution
The fourth proportional to 122,352.63, 168,749.24 and 101,094.99 is: 139,430.61
Step by Step Solution
- Step 1: Write the proportion equation
122,352.63 : 168,749.24 = 101,094.99 : x - Step 2: Convert to fraction form
122,352.63/168,749.24 = 101,094.99/x - Step 3: Cross multiply
122,352.63x = 168,749.24 × 101,094.99 - Step 4: Simplify right side
122,352.63x = 17,059,702,224.83 - Step 5: Solve for x
x = 17,059,702,224.83/122,352.63 - Step 6: Final answer
x = 139,430.61
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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.