Finding the Fourth Proportional to 93,536.93, 129,072.49 and 52,707.70
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Solution
The fourth proportional to 93,536.93, 129,072.49 and 52,707.70 is: 72,731.85
Step by Step Solution
- Step 1: Write the proportion equation
93,536.93 : 129,072.49 = 52,707.70 : x - Step 2: Convert to fraction form
93,536.93/129,072.49 = 52,707.70/x - Step 3: Cross multiply
93,536.93x = 129,072.49 × 52,707.70 - Step 4: Simplify right side
93,536.93x = 6,803,114,081.17 - Step 5: Solve for x
x = 6,803,114,081.17/93,536.93 - Step 6: Final answer
x = 72,731.85
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1.5x scale
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.