Finding the Fourth Proportional to 175,923.84, 263,929.44 and 69,314.88
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Solution
The fourth proportional to 175,923.84, 263,929.44 and 69,314.88 is: 103,989.53
Step by Step Solution
- Step 1: Write the proportion equation
175,923.84 : 263,929.44 = 69,314.88 : x - Step 2: Convert to fraction form
175,923.84/263,929.44 = 69,314.88/x - Step 3: Cross multiply
175,923.84x = 263,929.44 × 69,314.88 - Step 4: Simplify right side
175,923.84x = 18,294,237,462.07 - Step 5: Solve for x
x = 18,294,237,462.07/175,923.84 - Step 6: Final answer
x = 103,989.53
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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.