Finding the Fourth Proportional to 124,900.47, 187,412.18 and 58,330.94
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Solution
The fourth proportional to 124,900.47, 187,412.18 and 58,330.94 is: 87,525.11
Step by Step Solution
- Step 1: Write the proportion equation
124,900.47 : 187,412.18 = 58,330.94 : x - Step 2: Convert to fraction form
124,900.47/187,412.18 = 58,330.94/x - Step 3: Cross multiply
124,900.47x = 187,412.18 × 58,330.94 - Step 4: Simplify right side
124,900.47x = 10,931,927,398.13 - Step 5: Solve for x
x = 10,931,927,398.13/124,900.47 - Step 6: Final answer
x = 87,525.11
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1.5x scale
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.