Finding the Fourth Proportional to 124,069.35, 186,122.51 and 57,516.23
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Solution
The fourth proportional to 124,069.35, 186,122.51 and 57,516.23 is: 86,282.90
Step by Step Solution
- Step 1: Write the proportion equation
124,069.35 : 186,122.51 = 57,516.23 : x - Step 2: Convert to fraction form
124,069.35/186,122.51 = 57,516.23/x - Step 3: Cross multiply
124,069.35x = 186,122.51 × 57,516.23 - Step 4: Simplify right side
124,069.35x = 10,705,063,875.14 - Step 5: Solve for x
x = 10,705,063,875.14/124,069.35 - Step 6: Final answer
x = 86,282.90
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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.