Finding the Fourth Proportional to 368,061.68, 552,029.88 and 118,743.68
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Solution
The fourth proportional to 368,061.68, 552,029.88 and 118,743.68 is: 178,095.31
Step by Step Solution
- Step 1: Write the proportion equation
368,061.68 : 552,029.88 = 118,743.68 : x - Step 2: Convert to fraction form
368,061.68/552,029.88 = 118,743.68/x - Step 3: Cross multiply
368,061.68x = 552,029.88 × 118,743.68 - Step 4: Simplify right side
368,061.68x = 65,550,059,421.16 - Step 5: Solve for x
x = 65,550,059,421.16/368,061.68 - Step 6: Final answer
x = 178,095.31
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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.