Finding the Fourth Proportional to 93,575.25, 129,133.85 and 51,133.68
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Solution
The fourth proportional to 93,575.25, 129,133.85 and 51,133.68 is: 70,564.48
Step by Step Solution
- Step 1: Write the proportion equation
93,575.25 : 129,133.85 = 51,133.68 : x - Step 2: Convert to fraction form
93,575.25/129,133.85 = 51,133.68/x - Step 3: Cross multiply
93,575.25x = 129,133.85 × 51,133.68 - Step 4: Simplify right side
93,575.25x = 6,603,088,707.40 - Step 5: Solve for x
x = 6,603,088,707.40/93,575.25 - Step 6: Final answer
x = 70,564.48
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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.