Finding the Fourth Proportional to 74,526.08, 111,799.12 and 27,135.02
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Solution
The fourth proportional to 74,526.08, 111,799.12 and 27,135.02 is: 40,706.17
Step by Step Solution
- Step 1: Write the proportion equation
74,526.08 : 111,799.12 = 27,135.02 : x - Step 2: Convert to fraction form
74,526.08/111,799.12 = 27,135.02/x - Step 3: Cross multiply
74,526.08x = 111,799.12 × 27,135.02 - Step 4: Simplify right side
74,526.08x = 3,033,671,357.18 - Step 5: Solve for x
x = 3,033,671,357.18/74,526.08 - Step 6: Final answer
x = 40,706.17
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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.