Finding the Fourth Proportional to 74,178.17, 111,284.76 and 24,258.08
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Solution
The fourth proportional to 74,178.17, 111,284.76 and 24,258.08 is: 36,392.84
Step by Step Solution
- Step 1: Write the proportion equation
74,178.17 : 111,284.76 = 24,258.08 : x - Step 2: Convert to fraction form
74,178.17/111,284.76 = 24,258.08/x - Step 3: Cross multiply
74,178.17x = 111,284.76 × 24,258.08 - Step 4: Simplify right side
74,178.17x = 2,699,554,054.44 - Step 5: Solve for x
x = 2,699,554,054.44/74,178.17 - Step 6: Final answer
x = 36,392.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.