Finding the Fourth Proportional to 51,165,224.96, 70,608,933.60 and 27,961,329.92
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Solution
The fourth proportional to 51,165,224.96, 70,608,933.60 and 27,961,329.92 is: 38,587,139.79
Step by Step Solution
- Step 1: Write the proportion equation
51,165,224.96 : 70,608,933.60 = 27,961,329.92 : x - Step 2: Convert to fraction form
51,165,224.96/70,608,933.60 = 27,961,329.92/x - Step 3: Cross multiply
51,165,224.96x = 70,608,933.60 × 27,961,329.92 - Step 4: Simplify right side
51,165,224.96x = 1,974,319,687,688,973.25 - Step 5: Solve for x
x = 1,974,319,687,688,973.25/51,165,224.96 - Step 6: Final answer
x = 38,587,139.79
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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.