Finding the Fourth Proportional to 77,460.68, 116,188.58 and 22,056.68
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Solution
The fourth proportional to 77,460.68, 116,188.58 and 22,056.68 is: 33,084.33
Step by Step Solution
- Step 1: Write the proportion equation
77,460.68 : 116,188.58 = 22,056.68 : x - Step 2: Convert to fraction form
77,460.68/116,188.58 = 22,056.68/x - Step 3: Cross multiply
77,460.68x = 116,188.58 × 22,056.68 - Step 4: Simplify right side
77,460.68x = 2,562,734,328.71 - Step 5: Solve for x
x = 2,562,734,328.71/77,460.68 - Step 6: Final answer
x = 33,084.33
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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.