Finding the Fourth Proportional to 98,564.55, 147,830.62 and 27,492.02
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Solution
The fourth proportional to 98,564.55, 147,830.62 and 27,492.02 is: 41,233.50
Step by Step Solution
- Step 1: Write the proportion equation
98,564.55 : 147,830.62 = 27,492.02 : x - Step 2: Convert to fraction form
98,564.55/147,830.62 = 27,492.02/x - Step 3: Cross multiply
98,564.55x = 147,830.62 × 27,492.02 - Step 4: Simplify right side
98,564.55x = 4,064,161,743.91 - Step 5: Solve for x
x = 4,064,161,743.91/98,564.55 - Step 6: Final answer
x = 41,233.50
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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.