Finding the Fourth Proportional to 232,503.84, 348,677.28 and 74,695.20
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Solution
The fourth proportional to 232,503.84, 348,677.28 and 74,695.20 is: 112,017.59
Step by Step Solution
- Step 1: Write the proportion equation
232,503.84 : 348,677.28 = 74,695.20 : x - Step 2: Convert to fraction form
232,503.84/348,677.28 = 74,695.20/x - Step 3: Cross multiply
232,503.84x = 348,677.28 × 74,695.20 - Step 4: Simplify right side
232,503.84x = 26,044,519,165.06 - Step 5: Solve for x
x = 26,044,519,165.06/232,503.84 - Step 6: Final answer
x = 112,017.59
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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.