Finding the Fourth Proportional to 201,303.41, 277,802.16 and 110,663.20
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Solution
The fourth proportional to 201,303.41, 277,802.16 and 110,663.20 is: 152,717.11
Step by Step Solution
- Step 1: Write the proportion equation
201,303.41 : 277,802.16 = 110,663.20 : x - Step 2: Convert to fraction form
201,303.41/277,802.16 = 110,663.20/x - Step 3: Cross multiply
201,303.41x = 277,802.16 × 110,663.20 - Step 4: Simplify right side
201,303.41x = 30,742,475,992.51 - Step 5: Solve for x
x = 30,742,475,992.51/201,303.41 - Step 6: Final answer
x = 152,717.11
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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.