Finding the Fourth Proportional to 267,875.76, 369,681.96 and 147,015.99
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Solution
The fourth proportional to 267,875.76, 369,681.96 and 147,015.99 is: 202,889.43
Step by Step Solution
- Step 1: Write the proportion equation
267,875.76 : 369,681.96 = 147,015.99 : x - Step 2: Convert to fraction form
267,875.76/369,681.96 = 147,015.99/x - Step 3: Cross multiply
267,875.76x = 369,681.96 × 147,015.99 - Step 4: Simplify right side
267,875.76x = 54,349,159,334.54 - Step 5: Solve for x
x = 54,349,159,334.54/267,875.76 - Step 6: Final answer
x = 202,889.43
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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.