Finding the Fourth Proportional to 124,164.24, 186,246.36 and 102,187.44
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Solution
The fourth proportional to 124,164.24, 186,246.36 and 102,187.44 is: 153,281.16
Step by Step Solution
- Step 1: Write the proportion equation
124,164.24 : 186,246.36 = 102,187.44 : x - Step 2: Convert to fraction form
124,164.24/186,246.36 = 102,187.44/x - Step 3: Cross multiply
124,164.24x = 186,246.36 × 102,187.44 - Step 4: Simplify right side
124,164.24x = 19,032,038,737.72 - Step 5: Solve for x
x = 19,032,038,737.72/124,164.24 - Step 6: Final answer
x = 153,281.16
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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.