Finding the Fourth Proportional to 96,440.78, 133,057.52 and 62,475.30
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Solution
The fourth proportional to 96,440.78, 133,057.52 and 62,475.30 is: 86,195.99
Step by Step Solution
- Step 1: Write the proportion equation
96,440.78 : 133,057.52 = 62,475.30 : x - Step 2: Convert to fraction form
96,440.78/133,057.52 = 62,475.30/x - Step 3: Cross multiply
96,440.78x = 133,057.52 × 62,475.30 - Step 4: Simplify right side
96,440.78x = 8,312,808,479.26 - Step 5: Solve for x
x = 8,312,808,479.26/96,440.78 - Step 6: Final answer
x = 86,195.99
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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.