Finding the Fourth Proportional to 107,562.96, 148,440.51 and 59,166.99
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Solution
The fourth proportional to 107,562.96, 148,440.51 and 59,166.99 is: 81,652.44
Step by Step Solution
- Step 1: Write the proportion equation
107,562.96 : 148,440.51 = 59,166.99 : x - Step 2: Convert to fraction form
107,562.96/148,440.51 = 59,166.99/x - Step 3: Cross multiply
107,562.96x = 148,440.51 × 59,166.99 - Step 4: Simplify right side
107,562.96x = 8,782,778,170.76 - Step 5: Solve for x
x = 8,782,778,170.76/107,562.96 - Step 6: Final answer
x = 81,652.44
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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.