Finding the Fourth Proportional to 77,478.04, 116,191.62 and 24,875.08
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Solution
The fourth proportional to 77,478.04, 116,191.62 and 24,875.08 is: 37,304.45
Step by Step Solution
- Step 1: Write the proportion equation
77,478.04 : 116,191.62 = 24,875.08 : x - Step 2: Convert to fraction form
77,478.04/116,191.62 = 24,875.08/x - Step 3: Cross multiply
77,478.04x = 116,191.62 × 24,875.08 - Step 4: Simplify right side
77,478.04x = 2,890,275,842.83 - Step 5: Solve for x
x = 2,890,275,842.83/77,478.04 - Step 6: Final answer
x = 37,304.45
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1.5x scale
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.