Finding the Fourth Proportional to 124,979.92, 186,501.14 and 113,804.08
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Solution
The fourth proportional to 124,979.92, 186,501.14 and 113,804.08 is: 169,824.01
Step by Step Solution
- Step 1: Write the proportion equation
124,979.92 : 186,501.14 = 113,804.08 : x - Step 2: Convert to fraction form
124,979.92/186,501.14 = 113,804.08/x - Step 3: Cross multiply
124,979.92x = 186,501.14 × 113,804.08 - Step 4: Simplify right side
124,979.92x = 21,224,590,656.65 - Step 5: Solve for x
x = 21,224,590,656.65/124,979.92 - Step 6: Final answer
x = 169,824.01
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.