Finding the Fourth Proportional to 120,444.06, 180,652.02 and 48,394.06
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Solution
The fourth proportional to 120,444.06, 180,652.02 and 48,394.06 is: 72,585.44
Step by Step Solution
- Step 1: Write the proportion equation
120,444.06 : 180,652.02 = 48,394.06 : x - Step 2: Convert to fraction form
120,444.06/180,652.02 = 48,394.06/x - Step 3: Cross multiply
120,444.06x = 180,652.02 × 48,394.06 - Step 4: Simplify right side
120,444.06x = 8,742,484,695.00 - Step 5: Solve for x
x = 8,742,484,695.00/120,444.06 - Step 6: Final answer
x = 72,585.44
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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.