Finding the Fourth Proportional to 124,269.99, 171,593.70 and 101,303.40
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Solution
The fourth proportional to 124,269.99, 171,593.70 and 101,303.40 is: 139,881.12
Step by Step Solution
- Step 1: Write the proportion equation
124,269.99 : 171,593.70 = 101,303.40 : x - Step 2: Convert to fraction form
124,269.99/171,593.70 = 101,303.40/x - Step 3: Cross multiply
124,269.99x = 171,593.70 × 101,303.40 - Step 4: Simplify right side
124,269.99x = 17,383,025,228.58 - Step 5: Solve for x
x = 17,383,025,228.58/124,269.99 - Step 6: Final answer
x = 139,881.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.