Finding the Fourth Proportional to 96,533.24, 133,068.20 and 67,772.22
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Solution
The fourth proportional to 96,533.24, 133,068.20 and 67,772.22 is: 93,421.99
Step by Step Solution
- Step 1: Write the proportion equation
96,533.24 : 133,068.20 = 67,772.22 : x - Step 2: Convert to fraction form
96,533.24/133,068.20 = 67,772.22/x - Step 3: Cross multiply
96,533.24x = 133,068.20 × 67,772.22 - Step 4: Simplify right side
96,533.24x = 9,018,326,986.54 - Step 5: Solve for x
x = 9,018,326,986.54/96,533.24 - Step 6: Final answer
x = 93,421.99
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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.