Finding the Fourth Proportional to 193,562.19, 267,106.77 and 107,526.75
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Solution
The fourth proportional to 193,562.19, 267,106.77 and 107,526.75 is: 148,381.89
Step by Step Solution
- Step 1: Write the proportion equation
193,562.19 : 267,106.77 = 107,526.75 : x - Step 2: Convert to fraction form
193,562.19/267,106.77 = 107,526.75/x - Step 3: Cross multiply
193,562.19x = 267,106.77 × 107,526.75 - Step 4: Simplify right side
193,562.19x = 28,721,122,881.10 - Step 5: Solve for x
x = 28,721,122,881.10/193,562.19 - Step 6: Final answer
x = 148,381.89
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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.