Finding the Fourth Proportional to 83,178.17, 124,802.99 and 27,035.48
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Solution
The fourth proportional to 83,178.17, 124,802.99 and 27,035.48 is: 40,564.83
Step by Step Solution
- Step 1: Write the proportion equation
83,178.17 : 124,802.99 = 27,035.48 : x - Step 2: Convert to fraction form
83,178.17/124,802.99 = 27,035.48/x - Step 3: Cross multiply
83,178.17x = 124,802.99 × 27,035.48 - Step 4: Simplify right side
83,178.17x = 3,374,108,740.09 - Step 5: Solve for x
x = 3,374,108,740.09/83,178.17 - Step 6: Final answer
x = 40,564.83
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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.