Finding the Fourth Proportional to 148,312.14, 204,506.74 and 94,511.94
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Solution
The fourth proportional to 148,312.14, 204,506.74 and 94,511.94 is: 130,321.96
Step by Step Solution
- Step 1: Write the proportion equation
148,312.14 : 204,506.74 = 94,511.94 : x - Step 2: Convert to fraction form
148,312.14/204,506.74 = 94,511.94/x - Step 3: Cross multiply
148,312.14x = 204,506.74 × 94,511.94 - Step 4: Simplify right side
148,312.14x = 19,328,328,740.48 - Step 5: Solve for x
x = 19,328,328,740.48/148,312.14 - Step 6: Final answer
x = 130,321.96
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1.5x scale
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.