Finding the Fourth Proportional to 119,293.24, 178,828.62 and 40,352.53
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Solution
The fourth proportional to 119,293.24, 178,828.62 and 40,352.53 is: 60,491.17
Step by Step Solution
- Step 1: Write the proportion equation
119,293.24 : 178,828.62 = 40,352.53 : x - Step 2: Convert to fraction form
119,293.24/178,828.62 = 40,352.53/x - Step 3: Cross multiply
119,293.24x = 178,828.62 × 40,352.53 - Step 4: Simplify right side
119,293.24x = 7,216,187,253.41 - Step 5: Solve for x
x = 7,216,187,253.41/119,293.24 - Step 6: Final answer
x = 60,491.17
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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.