Finding the Fourth Proportional to 106,258.95, 159,314.44 and 47,062.53
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Solution
The fourth proportional to 106,258.95, 159,314.44 and 47,062.53 is: 70,561.02
Step by Step Solution
- Step 1: Write the proportion equation
106,258.95 : 159,314.44 = 47,062.53 : x - Step 2: Convert to fraction form
106,258.95/159,314.44 = 47,062.53/x - Step 3: Cross multiply
106,258.95x = 159,314.44 × 47,062.53 - Step 4: Simplify right side
106,258.95x = 7,497,739,580.05 - Step 5: Solve for x
x = 7,497,739,580.05/106,258.95 - Step 6: Final answer
x = 70,561.02
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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.