Finding the Fourth Proportional to 124,595.80, 186,893.70 and 93,491.80
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Solution
The fourth proportional to 124,595.80, 186,893.70 and 93,491.80 is: 140,237.70
Step by Step Solution
- Step 1: Write the proportion equation
124,595.80 : 186,893.70 = 93,491.80 : x - Step 2: Convert to fraction form
124,595.80/186,893.70 = 93,491.80/x - Step 3: Cross multiply
124,595.80x = 186,893.70 × 93,491.80 - Step 4: Simplify right side
124,595.80x = 17,473,028,421.66 - Step 5: Solve for x
x = 17,473,028,421.66/124,595.80 - Step 6: Final answer
x = 140,237.70
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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.