Finding the Fourth Proportional to 158,643.09, 237,812.94 and 58,776.48
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Solution
The fourth proportional to 158,643.09, 237,812.94 and 58,776.48 is: 88,108.52
Step by Step Solution
- Step 1: Write the proportion equation
158,643.09 : 237,812.94 = 58,776.48 : x - Step 2: Convert to fraction form
158,643.09/237,812.94 = 58,776.48/x - Step 3: Cross multiply
158,643.09x = 237,812.94 × 58,776.48 - Step 4: Simplify right side
158,643.09x = 13,977,807,511.65 - Step 5: Solve for x
x = 13,977,807,511.65/158,643.09 - Step 6: Final answer
x = 88,108.52
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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.