Finding the Fourth Proportional to 158,312.34, 237,555.99 and 88,231.14
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Solution
The fourth proportional to 158,312.34, 237,555.99 and 88,231.14 is: 132,395.46
Step by Step Solution
- Step 1: Write the proportion equation
158,312.34 : 237,555.99 = 88,231.14 : x - Step 2: Convert to fraction form
158,312.34/237,555.99 = 88,231.14/x - Step 3: Cross multiply
158,312.34x = 237,555.99 × 88,231.14 - Step 4: Simplify right side
158,312.34x = 20,959,835,811.53 - Step 5: Solve for x
x = 20,959,835,811.53/158,312.34 - Step 6: Final answer
x = 132,395.46
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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.