Finding the Fourth Proportional to 186,192.36, 256,946.58 and 101,309.94
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Solution
The fourth proportional to 186,192.36, 256,946.58 and 101,309.94 is: 139,808.33
Step by Step Solution
- Step 1: Write the proportion equation
186,192.36 : 256,946.58 = 101,309.94 : x - Step 2: Convert to fraction form
186,192.36/256,946.58 = 101,309.94/x - Step 3: Cross multiply
186,192.36x = 256,946.58 × 101,309.94 - Step 4: Simplify right side
186,192.36x = 26,031,242,603.01 - Step 5: Solve for x
x = 26,031,242,603.01/186,192.36 - Step 6: Final answer
x = 139,808.33
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1.5x scale
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.