Finding the Fourth Proportional to 176,775.84, 243,946.72 and 96,203.60
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Solution
The fourth proportional to 176,775.84, 243,946.72 and 96,203.60 is: 132,758.82
Step by Step Solution
- Step 1: Write the proportion equation
176,775.84 : 243,946.72 = 96,203.60 : x - Step 2: Convert to fraction form
176,775.84/243,946.72 = 96,203.60/x - Step 3: Cross multiply
176,775.84x = 243,946.72 × 96,203.60 - Step 4: Simplify right side
176,775.84x = 23,468,552,672.19 - Step 5: Solve for x
x = 23,468,552,672.19/176,775.84 - Step 6: Final answer
x = 132,758.82
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1.5x scale
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.