Finding the Fourth Proportional to 124,114.56, 171,282.36 and 67,528.08
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Solution
The fourth proportional to 124,114.56, 171,282.36 and 67,528.08 is: 93,191.07
Step by Step Solution
- Step 1: Write the proportion equation
124,114.56 : 171,282.36 = 67,528.08 : x - Step 2: Convert to fraction form
124,114.56/171,282.36 = 67,528.08/x - Step 3: Cross multiply
124,114.56x = 171,282.36 × 67,528.08 - Step 4: Simplify right side
124,114.56x = 11,566,368,908.67 - Step 5: Solve for x
x = 11,566,368,908.67/124,114.56 - Step 6: Final answer
x = 93,191.07
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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.