Finding the Fourth Proportional to 104,936.23, 157,282.39 and 59,989.08
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Solution
The fourth proportional to 104,936.23, 157,282.39 and 59,989.08 is: 89,913.91
Step by Step Solution
- Step 1: Write the proportion equation
104,936.23 : 157,282.39 = 59,989.08 : x - Step 2: Convert to fraction form
104,936.23/157,282.39 = 59,989.08/x - Step 3: Cross multiply
104,936.23x = 157,282.39 × 59,989.08 - Step 4: Simplify right side
104,936.23x = 9,435,226,541.10 - Step 5: Solve for x
x = 9,435,226,541.10/104,936.23 - Step 6: Final answer
x = 89,913.91
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1.5x scale
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.