Finding the Fourth Proportional to 106,263.99, 159,417.99 and 88,855.47
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Solution
The fourth proportional to 106,263.99, 159,417.99 and 88,855.47 is: 133,301.61
Step by Step Solution
- Step 1: Write the proportion equation
106,263.99 : 159,417.99 = 88,855.47 : x - Step 2: Convert to fraction form
106,263.99/159,417.99 = 88,855.47/x - Step 3: Cross multiply
106,263.99x = 159,417.99 × 88,855.47 - Step 4: Simplify right side
106,263.99x = 14,165,160,427.91 - Step 5: Solve for x
x = 14,165,160,427.91/106,263.99 - Step 6: Final answer
x = 133,301.61
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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.