Finding the Fourth Proportional to 104,729.55, 157,070.65 and 29,848.08
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Solution
The fourth proportional to 104,729.55, 157,070.65 and 29,848.08 is: 44,765.38
Step by Step Solution
- Step 1: Write the proportion equation
104,729.55 : 157,070.65 = 29,848.08 : x - Step 2: Convert to fraction form
104,729.55/157,070.65 = 29,848.08/x - Step 3: Cross multiply
104,729.55x = 157,070.65 × 29,848.08 - Step 4: Simplify right side
104,729.55x = 4,688,257,644.91 - Step 5: Solve for x
x = 4,688,257,644.91/104,729.55 - Step 6: Final answer
x = 44,765.38
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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.