Finding the Fourth Proportional to 51,073,875.80, 76,610,813.70 and 44,696,583.80
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Solution
The fourth proportional to 51,073,875.80, 76,610,813.70 and 44,696,583.80 is: 67,044,875.70
Step by Step Solution
- Step 1: Write the proportion equation
51,073,875.80 : 76,610,813.70 = 44,696,583.80 : x - Step 2: Convert to fraction form
51,073,875.80/76,610,813.70 = 44,696,583.80/x - Step 3: Cross multiply
51,073,875.80x = 76,610,813.70 × 44,696,583.80 - Step 4: Simplify right side
51,073,875.80x = 3,424,241,654,528,238 - Step 5: Solve for x
x = 3,424,241,654,528,238/51,073,875.80 - Step 6: Final answer
x = 67,044,875.70
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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.