Finding the Fourth Proportional to 197,125.48, 272,032.74 and 107,701.48
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Solution
The fourth proportional to 197,125.48, 272,032.74 and 107,701.48 is: 148,627.81
Step by Step Solution
- Step 1: Write the proportion equation
197,125.48 : 272,032.74 = 107,701.48 : x - Step 2: Convert to fraction form
197,125.48/272,032.74 = 107,701.48/x - Step 3: Cross multiply
197,125.48x = 272,032.74 × 107,701.48 - Step 4: Simplify right side
197,125.48x = 29,298,328,706.46 - Step 5: Solve for x
x = 29,298,328,706.46/197,125.48 - Step 6: Final answer
x = 148,627.81
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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.