Finding the Fourth Proportional to 75,807.13, 113,670.50 and 23,202.49
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Solution
The fourth proportional to 75,807.13, 113,670.50 and 23,202.49 is: 34,791.43
Step by Step Solution
- Step 1: Write the proportion equation
75,807.13 : 113,670.50 = 23,202.49 : x - Step 2: Convert to fraction form
75,807.13/113,670.50 = 23,202.49/x - Step 3: Cross multiply
75,807.13x = 113,670.50 × 23,202.49 - Step 4: Simplify right side
75,807.13x = 2,637,438,639.55 - Step 5: Solve for x
x = 2,637,438,639.55/75,807.13 - Step 6: Final answer
x = 34,791.43
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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.