Finding the Fourth Proportional to 73,698.08, 110,547.12 and 18,294.08
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Solution
The fourth proportional to 73,698.08, 110,547.12 and 18,294.08 is: 27,441.12
Step by Step Solution
- Step 1: Write the proportion equation
73,698.08 : 110,547.12 = 18,294.08 : x - Step 2: Convert to fraction form
73,698.08/110,547.12 = 18,294.08/x - Step 3: Cross multiply
73,698.08x = 110,547.12 × 18,294.08 - Step 4: Simplify right side
73,698.08x = 2,022,357,534.95 - Step 5: Solve for x
x = 2,022,357,534.95/73,698.08 - Step 6: Final answer
x = 27,441.12
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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.