Finding the Fourth Proportional to 117,742.08, 176,595.84 and 38,858.88
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Solution
The fourth proportional to 117,742.08, 176,595.84 and 38,858.88 is: 58,282.62
Step by Step Solution
- Step 1: Write the proportion equation
117,742.08 : 176,595.84 = 38,858.88 : x - Step 2: Convert to fraction form
117,742.08/176,595.84 = 38,858.88/x - Step 3: Cross multiply
117,742.08x = 176,595.84 × 38,858.88 - Step 4: Simplify right side
117,742.08x = 6,862,316,555.06 - Step 5: Solve for x
x = 6,862,316,555.06/117,742.08 - Step 6: Final answer
x = 58,282.62
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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.