Finding the Fourth Proportional to 124,226.06, 171,432.77 and 70,511.99
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Solution
The fourth proportional to 124,226.06, 171,432.77 and 70,511.99 is: 97,307.00
Step by Step Solution
- Step 1: Write the proportion equation
124,226.06 : 171,432.77 = 70,511.99 : x - Step 2: Convert to fraction form
124,226.06/171,432.77 = 70,511.99/x - Step 3: Cross multiply
124,226.06x = 171,432.77 × 70,511.99 - Step 4: Simplify right side
124,226.06x = 12,088,064,554.19 - Step 5: Solve for x
x = 12,088,064,554.19/124,226.06 - Step 6: Final answer
x = 97,307.00
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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.