Finding the Fourth Proportional to 163,765.99, 245,255.32 and 93,432.07
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Solution
The fourth proportional to 163,765.99, 245,255.32 and 93,432.07 is: 139,923.51
Step by Step Solution
- Step 1: Write the proportion equation
163,765.99 : 245,255.32 = 93,432.07 : x - Step 2: Convert to fraction form
163,765.99/245,255.32 = 93,432.07/x - Step 3: Cross multiply
163,765.99x = 245,255.32 × 93,432.07 - Step 4: Simplify right side
163,765.99x = 22,914,712,226.11 - Step 5: Solve for x
x = 22,914,712,226.11/163,765.99 - Step 6: Final answer
x = 139,923.51
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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.