Finding the Fourth Proportional to 124,970.08, 187,219.70 and 61,716.18
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Solution
The fourth proportional to 124,970.08, 187,219.70 and 61,716.18 is: 92,458.01
Step by Step Solution
- Step 1: Write the proportion equation
124,970.08 : 187,219.70 = 61,716.18 : x - Step 2: Convert to fraction form
124,970.08/187,219.70 = 61,716.18/x - Step 3: Cross multiply
124,970.08x = 187,219.70 × 61,716.18 - Step 4: Simplify right side
124,970.08x = 11,554,484,704.75 - Step 5: Solve for x
x = 11,554,484,704.75/124,970.08 - Step 6: Final answer
x = 92,458.01
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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.