Finding the Fourth Proportional to 152,283.67, 210,247.08 and 97,860.19
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Solution
The fourth proportional to 152,283.67, 210,247.08 and 97,860.19 is: 135,108.51
Step by Step Solution
- Step 1: Write the proportion equation
152,283.67 : 210,247.08 = 97,860.19 : x - Step 2: Convert to fraction form
152,283.67/210,247.08 = 97,860.19/x - Step 3: Cross multiply
152,283.67x = 210,247.08 × 97,860.19 - Step 4: Simplify right side
152,283.67x = 20,574,819,195.75 - Step 5: Solve for x
x = 20,574,819,195.75/152,283.67 - Step 6: Final answer
x = 135,108.51
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1.5x scale
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.