Finding the Fourth Proportional to 186,641.84, 257,554.64 and 106,058.18
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Solution
The fourth proportional to 186,641.84, 257,554.64 and 106,058.18 is: 146,353.98
Step by Step Solution
- Step 1: Write the proportion equation
186,641.84 : 257,554.64 = 106,058.18 : x - Step 2: Convert to fraction form
186,641.84/257,554.64 = 106,058.18/x - Step 3: Cross multiply
186,641.84x = 257,554.64 × 106,058.18 - Step 4: Simplify right side
186,641.84x = 27,315,776,368.96 - Step 5: Solve for x
x = 27,315,776,368.96/186,641.84 - Step 6: Final answer
x = 146,353.98
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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.