Finding the Fourth Proportional to 174,312.93, 261,579.99 and 74,473.88
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Solution
The fourth proportional to 174,312.93, 261,579.99 and 74,473.88 is: 111,758.06
Step by Step Solution
- Step 1: Write the proportion equation
174,312.93 : 261,579.99 = 74,473.88 : x - Step 2: Convert to fraction form
174,312.93/261,579.99 = 74,473.88/x - Step 3: Cross multiply
174,312.93x = 261,579.99 × 74,473.88 - Step 4: Simplify right side
174,312.93x = 19,480,875,477.76 - Step 5: Solve for x
x = 19,480,875,477.76/174,312.93 - Step 6: Final answer
x = 111,758.06
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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.