Finding the Fourth Proportional to 96,298.74, 132,904.80 and 53,866.08
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Solution
The fourth proportional to 96,298.74, 132,904.80 and 53,866.08 is: 74,342.20
Step by Step Solution
- Step 1: Write the proportion equation
96,298.74 : 132,904.80 = 53,866.08 : x - Step 2: Convert to fraction form
96,298.74/132,904.80 = 53,866.08/x - Step 3: Cross multiply
96,298.74x = 132,904.80 × 53,866.08 - Step 4: Simplify right side
96,298.74x = 7,159,060,589.18 - Step 5: Solve for x
x = 7,159,060,589.18/96,298.74 - Step 6: Final answer
x = 74,342.20
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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.