Finding the Fourth Proportional to 237,985.69, 357,071.99 and 104,772.49
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Solution
The fourth proportional to 237,985.69, 357,071.99 and 104,772.49 is: 157,199.88
Step by Step Solution
- Step 1: Write the proportion equation
237,985.69 : 357,071.99 = 104,772.49 : x - Step 2: Convert to fraction form
237,985.69/357,071.99 = 104,772.49/x - Step 3: Cross multiply
237,985.69x = 357,071.99 × 104,772.49 - Step 4: Simplify right side
237,985.69x = 37,411,321,501.56 - Step 5: Solve for x
x = 37,411,321,501.56/237,985.69 - Step 6: Final answer
x = 157,199.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.