Finding the Fourth Proportional to 158,395.08, 237,628.08 and 53,211.18
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Solution
The fourth proportional to 158,395.08, 237,628.08 and 53,211.18 is: 79,828.68
Step by Step Solution
- Step 1: Write the proportion equation
158,395.08 : 237,628.08 = 53,211.18 : x - Step 2: Convert to fraction form
158,395.08/237,628.08 = 53,211.18/x - Step 3: Cross multiply
158,395.08x = 237,628.08 × 53,211.18 - Step 4: Simplify right side
158,395.08x = 12,644,470,537.93 - Step 5: Solve for x
x = 12,644,470,537.93/158,395.08 - Step 6: Final answer
x = 79,828.68
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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.