Finding the Fourth Proportional to 42,988.98, 59,330.25 and 24,126.09
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Solution
The fourth proportional to 42,988.98, 59,330.25 and 24,126.09 is: 33,297.07
Step by Step Solution
- Step 1: Write the proportion equation
42,988.98 : 59,330.25 = 24,126.09 : x - Step 2: Convert to fraction form
42,988.98/59,330.25 = 24,126.09/x - Step 3: Cross multiply
42,988.98x = 59,330.25 × 24,126.09 - Step 4: Simplify right side
42,988.98x = 1,431,406,951.22 - Step 5: Solve for x
x = 1,431,406,951.22/42,988.98 - Step 6: Final answer
x = 33,297.07
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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.