Finding the Fourth Proportional to 101,687.18, 152,332.23 and 48,303.19
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Solution
The fourth proportional to 101,687.18, 152,332.23 and 48,303.19 is: 72,360.48
Step by Step Solution
- Step 1: Write the proportion equation
101,687.18 : 152,332.23 = 48,303.19 : x - Step 2: Convert to fraction form
101,687.18/152,332.23 = 48,303.19/x - Step 3: Cross multiply
101,687.18x = 152,332.23 × 48,303.19 - Step 4: Simplify right side
101,687.18x = 7,358,132,748.66 - Step 5: Solve for x
x = 7,358,132,748.66/101,687.18 - Step 6: Final answer
x = 72,360.48
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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.