Finding the Fourth Proportional to 106,675.56, 147,214.14 and 58,926.06
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Solution
The fourth proportional to 106,675.56, 147,214.14 and 58,926.06 is: 81,318.99
Step by Step Solution
- Step 1: Write the proportion equation
106,675.56 : 147,214.14 = 58,926.06 : x - Step 2: Convert to fraction form
106,675.56/147,214.14 = 58,926.06/x - Step 3: Cross multiply
106,675.56x = 147,214.14 × 58,926.06 - Step 4: Simplify right side
106,675.56x = 8,674,749,246.49 - Step 5: Solve for x
x = 8,674,749,246.49/106,675.56 - Step 6: Final answer
x = 81,318.99
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1.5x scale
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.