Finding the Fourth Proportional to 89,945,771.64, 124,125,206.39 and 48,692,664.01
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Solution
The fourth proportional to 89,945,771.64, 124,125,206.39 and 48,692,664.01 is: 67,195,898.82
Step by Step Solution
- Step 1: Write the proportion equation
89,945,771.64 : 124,125,206.39 = 48,692,664.01 : x - Step 2: Convert to fraction form
89,945,771.64/124,125,206.39 = 48,692,664.01/x - Step 3: Cross multiply
89,945,771.64x = 124,125,206.39 × 48,692,664.01 - Step 4: Simplify right side
89,945,771.64x = 6,043,986,969,676,712 - Step 5: Solve for x
x = 6,043,986,969,676,712/89,945,771.64 - Step 6: Final answer
x = 67,195,898.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.