Finding the Fourth Proportional to 174,547.21, 261,815.56 and 48,195.18
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Solution
The fourth proportional to 174,547.21, 261,815.56 and 48,195.18 is: 72,291.32
Step by Step Solution
- Step 1: Write the proportion equation
174,547.21 : 261,815.56 = 48,195.18 : x - Step 2: Convert to fraction form
174,547.21/261,815.56 = 48,195.18/x - Step 3: Cross multiply
174,547.21x = 261,815.56 × 48,195.18 - Step 4: Simplify right side
174,547.21x = 12,618,248,041.00 - Step 5: Solve for x
x = 12,618,248,041.00/174,547.21 - Step 6: Final answer
x = 72,291.32
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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.