Finding the Fourth Proportional to 162,920.95, 224,821.65 and 94,948.99
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Solution
The fourth proportional to 162,920.95, 224,821.65 and 94,948.99 is: 131,024.21
Step by Step Solution
- Step 1: Write the proportion equation
162,920.95 : 224,821.65 = 94,948.99 : x - Step 2: Convert to fraction form
162,920.95/224,821.65 = 94,948.99/x - Step 3: Cross multiply
162,920.95x = 224,821.65 × 94,948.99 - Step 4: Simplify right side
162,920.95x = 21,346,588,597.63 - Step 5: Solve for x
x = 21,346,588,597.63/162,920.95 - Step 6: Final answer
x = 131,024.21
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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.