Finding the Fourth Proportional to 201,495.04, 277,905.72 and 124,971.23
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Solution
The fourth proportional to 201,495.04, 277,905.72 and 124,971.23 is: 172,362.65
Step by Step Solution
- Step 1: Write the proportion equation
201,495.04 : 277,905.72 = 124,971.23 : x - Step 2: Convert to fraction form
201,495.04/277,905.72 = 124,971.23/x - Step 3: Cross multiply
201,495.04x = 277,905.72 × 124,971.23 - Step 4: Simplify right side
201,495.04x = 34,730,219,652.44 - Step 5: Solve for x
x = 34,730,219,652.44/201,495.04 - Step 6: Final answer
x = 172,362.65
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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.