Finding the Fourth Proportional to 98,030.91, 147,136.56 and 60,663.99
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Solution
The fourth proportional to 98,030.91, 147,136.56 and 60,663.99 is: 91,051.80
Step by Step Solution
- Step 1: Write the proportion equation
98,030.91 : 147,136.56 = 60,663.99 : x - Step 2: Convert to fraction form
98,030.91/147,136.56 = 60,663.99/x - Step 3: Cross multiply
98,030.91x = 147,136.56 × 60,663.99 - Step 4: Simplify right side
98,030.91x = 8,925,890,804.47 - Step 5: Solve for x
x = 8,925,890,804.47/98,030.91 - Step 6: Final answer
x = 91,051.80
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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.