Finding the Fourth Proportional to 110,984.49, 153,159.18 and 60,683.49
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Solution
The fourth proportional to 110,984.49, 153,159.18 and 60,683.49 is: 83,743.53
Step by Step Solution
- Step 1: Write the proportion equation
110,984.49 : 153,159.18 = 60,683.49 : x - Step 2: Convert to fraction form
110,984.49/153,159.18 = 60,683.49/x - Step 3: Cross multiply
110,984.49x = 153,159.18 × 60,683.49 - Step 4: Simplify right side
110,984.49x = 9,294,232,802.14 - Step 5: Solve for x
x = 9,294,232,802.14/110,984.49 - Step 6: Final answer
x = 83,743.53
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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.