Finding the Fourth Proportional to 124,623.13, 186,934.70 and 37,071.13
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Solution
The fourth proportional to 124,623.13, 186,934.70 and 37,071.13 is: 55,606.70
Step by Step Solution
- Step 1: Write the proportion equation
124,623.13 : 186,934.70 = 37,071.13 : x - Step 2: Convert to fraction form
124,623.13/186,934.70 = 37,071.13/x - Step 3: Cross multiply
124,623.13x = 186,934.70 × 37,071.13 - Step 4: Simplify right side
124,623.13x = 6,929,880,565.21 - Step 5: Solve for x
x = 6,929,880,565.21/124,623.13 - Step 6: Final answer
x = 55,606.70
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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.