Finding the Fourth Proportional to 86,331.99, 119,110.73 and 48,598.95
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Solution
The fourth proportional to 86,331.99, 119,110.73 and 48,598.95 is: 67,051.11
Step by Step Solution
- Step 1: Write the proportion equation
86,331.99 : 119,110.73 = 48,598.95 : x - Step 2: Convert to fraction form
86,331.99/119,110.73 = 48,598.95/x - Step 3: Cross multiply
86,331.99x = 119,110.73 × 48,598.95 - Step 4: Simplify right side
86,331.99x = 5,788,656,168.74 - Step 5: Solve for x
x = 5,788,656,168.74/86,331.99 - Step 6: Final answer
x = 67,051.11
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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.