Finding the Fourth Proportional to 95,931.08, 132,394.74 and 57,702.92
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Solution
The fourth proportional to 95,931.08, 132,394.74 and 57,702.92 is: 79,635.95
Step by Step Solution
- Step 1: Write the proportion equation
95,931.08 : 132,394.74 = 57,702.92 : x - Step 2: Convert to fraction form
95,931.08/132,394.74 = 57,702.92/x - Step 3: Cross multiply
95,931.08x = 132,394.74 × 57,702.92 - Step 4: Simplify right side
95,931.08x = 7,639,563,090.64 - Step 5: Solve for x
x = 7,639,563,090.64/95,931.08 - Step 6: Final answer
x = 79,635.95
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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.