Finding the Fourth Proportional to 74,030.36, 102,162.74 and 44,950.28
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Solution
The fourth proportional to 74,030.36, 102,162.74 and 44,950.28 is: 62,031.89
Step by Step Solution
- Step 1: Write the proportion equation
74,030.36 : 102,162.74 = 44,950.28 : x - Step 2: Convert to fraction form
74,030.36/102,162.74 = 44,950.28/x - Step 3: Cross multiply
74,030.36x = 102,162.74 × 44,950.28 - Step 4: Simplify right side
74,030.36x = 4,592,243,033.00 - Step 5: Solve for x
x = 4,592,243,033.00/74,030.36 - Step 6: Final answer
x = 62,031.89
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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.