Finding the Fourth Proportional to 104,976,124.20, 157,464,186.30 and 88,347,925.80
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Solution
The fourth proportional to 104,976,124.20, 157,464,186.30 and 88,347,925.80 is: 132,521,888.70
Step by Step Solution
- Step 1: Write the proportion equation
104,976,124.20 : 157,464,186.30 = 88,347,925.80 : x - Step 2: Convert to fraction form
104,976,124.20/157,464,186.30 = 88,347,925.80/x - Step 3: Cross multiply
104,976,124.20x = 157,464,186.30 × 88,347,925.80 - Step 4: Simplify right side
104,976,124.20x = 13,911,634,247,389,778 - Step 5: Solve for x
x = 13,911,634,247,389,778/104,976,124.20 - Step 6: Final answer
x = 132,521,888.70
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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.