Finding the Fourth Proportional to 163,125.24, 224,874.54 and 115,294.20
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Solution
The fourth proportional to 163,125.24, 224,874.54 and 115,294.20 is: 158,937.58
Step by Step Solution
- Step 1: Write the proportion equation
163,125.24 : 224,874.54 = 115,294.20 : x - Step 2: Convert to fraction form
163,125.24/224,874.54 = 115,294.20/x - Step 3: Cross multiply
163,125.24x = 224,874.54 × 115,294.20 - Step 4: Simplify right side
163,125.24x = 25,926,730,189.67 - Step 5: Solve for x
x = 25,926,730,189.67/163,125.24 - Step 6: Final answer
x = 158,937.58
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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.