Finding the Fourth Proportional to 124,526.06, 171,838.96 and 70,824.14
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Solution
The fourth proportional to 124,526.06, 171,838.96 and 70,824.14 is: 97,733.33
Step by Step Solution
- Step 1: Write the proportion equation
124,526.06 : 171,838.96 = 70,824.14 : x - Step 2: Convert to fraction form
124,526.06/171,838.96 = 70,824.14/x - Step 3: Cross multiply
124,526.06x = 171,838.96 × 70,824.14 - Step 4: Simplify right side
124,526.06x = 12,170,345,524.24 - Step 5: Solve for x
x = 12,170,345,524.24/124,526.06 - Step 6: Final answer
x = 97,733.33
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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.