Finding the Fourth Proportional to 107,273,195.20, 160,909,792.80 and 96,523,652.80
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Solution
The fourth proportional to 107,273,195.20, 160,909,792.80 and 96,523,652.80 is: 144,785,479.20
Step by Step Solution
- Step 1: Write the proportion equation
107,273,195.20 : 160,909,792.80 = 96,523,652.80 : x - Step 2: Convert to fraction form
107,273,195.20/160,909,792.80 = 96,523,652.80/x - Step 3: Cross multiply
107,273,195.20x = 160,909,792.80 × 96,523,652.80 - Step 4: Simplify right side
107,273,195.20x = 15,531,600,972,347,140 - Step 5: Solve for x
x = 15,531,600,972,347,140/107,273,195.20 - Step 6: Final answer
x = 144,785,479.20
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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.