Finding the Fourth Proportional to 168,368.99, 232,348.71 and 92,916.95
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Solution
The fourth proportional to 168,368.99, 232,348.71 and 92,916.95 is: 128,225.11
Step by Step Solution
- Step 1: Write the proportion equation
168,368.99 : 232,348.71 = 92,916.95 : x - Step 2: Convert to fraction form
168,368.99/232,348.71 = 92,916.95/x - Step 3: Cross multiply
168,368.99x = 232,348.71 × 92,916.95 - Step 4: Simplify right side
168,368.99x = 21,589,132,307.89 - Step 5: Solve for x
x = 21,589,132,307.89/168,368.99 - Step 6: Final answer
x = 128,225.11
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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.