Finding the Fourth Proportional to 184,457.48, 276,686.26 and 142,398.95
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Solution
The fourth proportional to 184,457.48, 276,686.26 and 142,398.95 is: 213,598.45
Step by Step Solution
- Step 1: Write the proportion equation
184,457.48 : 276,686.26 = 142,398.95 : x - Step 2: Convert to fraction form
184,457.48/276,686.26 = 142,398.95/x - Step 3: Cross multiply
184,457.48x = 276,686.26 × 142,398.95 - Step 4: Simplify right side
184,457.48x = 39,399,831,164.00 - Step 5: Solve for x
x = 39,399,831,164.00/184,457.48 - Step 6: Final answer
x = 213,598.45
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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.