Finding the Fourth Proportional to 124,116.21, 171,281.12 and 67,527.99
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Solution
The fourth proportional to 124,116.21, 171,281.12 and 67,527.99 is: 93,189.03
Step by Step Solution
- Step 1: Write the proportion equation
124,116.21 : 171,281.12 = 67,527.99 : x - Step 2: Convert to fraction form
124,116.21/171,281.12 = 67,527.99/x - Step 3: Cross multiply
124,116.21x = 171,281.12 × 67,527.99 - Step 4: Simplify right side
124,116.21x = 11,566,269,420.91 - Step 5: Solve for x
x = 11,566,269,420.91/124,116.21 - Step 6: Final answer
x = 93,189.03
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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.