Finding the Fourth Proportional to 94,497.94, 130,348.53 and 56,231.62
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Solution
The fourth proportional to 94,497.94, 130,348.53 and 56,231.62 is: 77,564.75
Step by Step Solution
- Step 1: Write the proportion equation
94,497.94 : 130,348.53 = 56,231.62 : x - Step 2: Convert to fraction form
94,497.94/130,348.53 = 56,231.62/x - Step 3: Cross multiply
94,497.94x = 130,348.53 × 56,231.62 - Step 4: Simplify right side
94,497.94x = 7,329,709,006.52 - Step 5: Solve for x
x = 7,329,709,006.52/94,497.94 - Step 6: Final answer
x = 77,564.75
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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.