Finding the Fourth Proportional to 133,547.24, 184,288.19 and 73,106.31
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Solution
The fourth proportional to 133,547.24, 184,288.19 and 73,106.31 is: 100,882.87
Step by Step Solution
- Step 1: Write the proportion equation
133,547.24 : 184,288.19 = 73,106.31 : x - Step 2: Convert to fraction form
133,547.24/184,288.19 = 73,106.31/x - Step 3: Cross multiply
133,547.24x = 184,288.19 × 73,106.31 - Step 4: Simplify right side
133,547.24x = 13,472,629,730.24 - Step 5: Solve for x
x = 13,472,629,730.24/133,547.24 - Step 6: Final answer
x = 100,882.87
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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.