Finding the Fourth Proportional to 157,462.99, 236,193.40 and 39,134.14
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Solution
The fourth proportional to 157,462.99, 236,193.40 and 39,134.14 is: 58,700.94
Step by Step Solution
- Step 1: Write the proportion equation
157,462.99 : 236,193.40 = 39,134.14 : x - Step 2: Convert to fraction form
157,462.99/236,193.40 = 39,134.14/x - Step 3: Cross multiply
157,462.99x = 236,193.40 × 39,134.14 - Step 4: Simplify right side
157,462.99x = 9,243,225,041.11 - Step 5: Solve for x
x = 9,243,225,041.11/157,462.99 - Step 6: Final answer
x = 58,700.94
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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.