Finding the Fourth Proportional to 102,655.08, 153,988.08 and 32,539.86
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Solution
The fourth proportional to 102,655.08, 153,988.08 and 32,539.86 is: 48,811.52
Step by Step Solution
- Step 1: Write the proportion equation
102,655.08 : 153,988.08 = 32,539.86 : x - Step 2: Convert to fraction form
102,655.08/153,988.08 = 32,539.86/x - Step 3: Cross multiply
102,655.08x = 153,988.08 × 32,539.86 - Step 4: Simplify right side
102,655.08x = 5,010,750,564.87 - Step 5: Solve for x
x = 5,010,750,564.87/102,655.08 - Step 6: Final answer
x = 48,811.52
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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.