Finding the Fourth Proportional to 98,497.04, 147,810.36 and 36,168.08
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Solution
The fourth proportional to 98,497.04, 147,810.36 and 36,168.08 is: 54,275.91
Step by Step Solution
- Step 1: Write the proportion equation
98,497.04 : 147,810.36 = 36,168.08 : x - Step 2: Convert to fraction form
98,497.04/147,810.36 = 36,168.08/x - Step 3: Cross multiply
98,497.04x = 147,810.36 × 36,168.08 - Step 4: Simplify right side
98,497.04x = 5,346,016,925.31 - Step 5: Solve for x
x = 5,346,016,925.31/98,497.04 - Step 6: Final answer
x = 54,275.91
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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.