Finding the Fourth Proportional to 114,243.09, 157,655.64 and 62,559.95
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Solution
The fourth proportional to 114,243.09, 157,655.64 and 62,559.95 is: 86,332.82
Step by Step Solution
- Step 1: Write the proportion equation
114,243.09 : 157,655.64 = 62,559.95 : x - Step 2: Convert to fraction form
114,243.09/157,655.64 = 62,559.95/x - Step 3: Cross multiply
114,243.09x = 157,655.64 × 62,559.95 - Step 4: Simplify right side
114,243.09x = 9,862,928,167.34 - Step 5: Solve for x
x = 9,862,928,167.34/114,243.09 - Step 6: Final answer
x = 86,332.82
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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.