Finding the Fourth Proportional to 267,370.25, 368,970.95 and 159,944.81
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Solution
The fourth proportional to 267,370.25, 368,970.95 and 159,944.81 is: 220,723.84
Step by Step Solution
- Step 1: Write the proportion equation
267,370.25 : 368,970.95 = 159,944.81 : x - Step 2: Convert to fraction form
267,370.25/368,970.95 = 159,944.81/x - Step 3: Cross multiply
267,370.25x = 368,970.95 × 159,944.81 - Step 4: Simplify right side
267,370.25x = 59,014,987,693.55 - Step 5: Solve for x
x = 59,014,987,693.55/267,370.25 - Step 6: Final answer
x = 220,723.84
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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.