Finding the Fourth Proportional to 94,472,114.40, 141,708,171.60 and 39,946,267.80
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Solution
The fourth proportional to 94,472,114.40, 141,708,171.60 and 39,946,267.80 is: 59,919,401.70
Step by Step Solution
- Step 1: Write the proportion equation
94,472,114.40 : 141,708,171.60 = 39,946,267.80 : x - Step 2: Convert to fraction form
94,472,114.40/141,708,171.60 = 39,946,267.80/x - Step 3: Cross multiply
94,472,114.40x = 141,708,171.60 × 39,946,267.80 - Step 4: Simplify right side
94,472,114.40x = 5,660,712,572,181,954 - Step 5: Solve for x
x = 5,660,712,572,181,954/94,472,114.40 - Step 6: Final answer
x = 59,919,401.70
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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.