Finding the Fourth Proportional to 89,248.05, 133,970.49 and 44,862.89
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Solution
The fourth proportional to 89,248.05, 133,970.49 and 44,862.89 is: 67,343.80
Step by Step Solution
- Step 1: Write the proportion equation
89,248.05 : 133,970.49 = 44,862.89 : x - Step 2: Convert to fraction form
89,248.05/133,970.49 = 44,862.89/x - Step 3: Cross multiply
89,248.05x = 133,970.49 × 44,862.89 - Step 4: Simplify right side
89,248.05x = 6,010,302,686.26 - Step 5: Solve for x
x = 6,010,302,686.26/89,248.05 - Step 6: Final answer
x = 67,343.80
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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.