Finding the Fourth Proportional to 163,813.58, 226,132.48 and 110,129.73
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Solution
The fourth proportional to 163,813.58, 226,132.48 and 110,129.73 is: 152,025.91
Step by Step Solution
- Step 1: Write the proportion equation
163,813.58 : 226,132.48 = 110,129.73 : x - Step 2: Convert to fraction form
163,813.58/226,132.48 = 110,129.73/x - Step 3: Cross multiply
163,813.58x = 226,132.48 × 110,129.73 - Step 4: Simplify right side
163,813.58x = 24,903,908,966.63 - Step 5: Solve for x
x = 24,903,908,966.63/163,813.58 - Step 6: Final answer
x = 152,025.91
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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.