Finding the Fourth Proportional to 93,568.48, 129,126.36 and 51,129.64
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Solution
The fourth proportional to 93,568.48, 129,126.36 and 51,129.64 is: 70,559.92
Step by Step Solution
- Step 1: Write the proportion equation
93,568.48 : 129,126.36 = 51,129.64 : x - Step 2: Convert to fraction form
93,568.48/129,126.36 = 51,129.64/x - Step 3: Cross multiply
93,568.48x = 129,126.36 × 51,129.64 - Step 4: Simplify right side
93,568.48x = 6,602,184,301.31 - Step 5: Solve for x
x = 6,602,184,301.31/93,568.48 - Step 6: Final answer
x = 70,559.92
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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.