Finding the Fourth Proportional to 89,984,339.90, 124,177,770.84 and 48,730,288.22
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Solution
The fourth proportional to 89,984,339.90, 124,177,770.84 and 48,730,288.22 is: 67,247,462.95
Step by Step Solution
- Step 1: Write the proportion equation
89,984,339.90 : 124,177,770.84 = 48,730,288.22 : x - Step 2: Convert to fraction form
89,984,339.90/124,177,770.84 = 48,730,288.22/x - Step 3: Cross multiply
89,984,339.90x = 124,177,770.84 × 48,730,288.22 - Step 4: Simplify right side
89,984,339.90x = 6,051,218,563,550,312 - Step 5: Solve for x
x = 6,051,218,563,550,312/89,984,339.90 - Step 6: Final answer
x = 67,247,462.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.