Finding the Fourth Proportional to 170,637.84, 235,432.98 and 110,211.03
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Solution
The fourth proportional to 170,637.84, 235,432.98 and 110,211.03 is: 152,060.71
Step by Step Solution
- Step 1: Write the proportion equation
170,637.84 : 235,432.98 = 110,211.03 : x - Step 2: Convert to fraction form
170,637.84/235,432.98 = 110,211.03/x - Step 3: Cross multiply
170,637.84x = 235,432.98 × 110,211.03 - Step 4: Simplify right side
170,637.84x = 25,947,311,221.77 - Step 5: Solve for x
x = 25,947,311,221.77/170,637.84 - Step 6: Final answer
x = 152,060.71
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.