Finding the Fourth Proportional to 59,043,207.80, 88,564,811.70 and 52,324,743.80
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Solution
The fourth proportional to 59,043,207.80, 88,564,811.70 and 52,324,743.80 is: 78,487,115.70
Step by Step Solution
- Step 1: Write the proportion equation
59,043,207.80 : 88,564,811.70 = 52,324,743.80 : x - Step 2: Convert to fraction form
59,043,207.80/88,564,811.70 = 52,324,743.80/x - Step 3: Cross multiply
59,043,207.80x = 88,564,811.70 × 52,324,743.80 - Step 4: Simplify right side
59,043,207.80x = 4,634,131,081,897,742 - Step 5: Solve for x
x = 4,634,131,081,897,742/59,043,207.80 - Step 6: Final answer
x = 78,487,115.70
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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.