Finding the Fourth Proportional to 158,637.63, 237,930.91 and 46,291.47
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Solution
The fourth proportional to 158,637.63, 237,930.91 and 46,291.47 is: 69,429.75
Step by Step Solution
- Step 1: Write the proportion equation
158,637.63 : 237,930.91 = 46,291.47 : x - Step 2: Convert to fraction form
158,637.63/237,930.91 = 46,291.47/x - Step 3: Cross multiply
158,637.63x = 237,930.91 × 46,291.47 - Step 4: Simplify right side
158,637.63x = 11,014,170,161.23 - Step 5: Solve for x
x = 11,014,170,161.23/158,637.63 - Step 6: Final answer
x = 69,429.75
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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.