Finding the Fourth Proportional to 74,750.23, 103,143.54 and 44,534.80
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Solution
The fourth proportional to 74,750.23, 103,143.54 and 44,534.80 is: 61,451.01
Step by Step Solution
- Step 1: Write the proportion equation
74,750.23 : 103,143.54 = 44,534.80 : x - Step 2: Convert to fraction form
74,750.23/103,143.54 = 44,534.80/x - Step 3: Cross multiply
74,750.23x = 103,143.54 × 44,534.80 - Step 4: Simplify right side
74,750.23x = 4,593,476,925.19 - Step 5: Solve for x
x = 4,593,476,925.19/74,750.23 - Step 6: Final answer
x = 61,451.01
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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.