Finding the Fourth Proportional to 219,263.99, 302,584.30 and 118,661.99
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Solution
The fourth proportional to 219,263.99, 302,584.30 and 118,661.99 is: 163,753.54
Step by Step Solution
- Step 1: Write the proportion equation
219,263.99 : 302,584.30 = 118,661.99 : x - Step 2: Convert to fraction form
219,263.99/302,584.30 = 118,661.99/x - Step 3: Cross multiply
219,263.99x = 302,584.30 × 118,661.99 - Step 4: Simplify right side
219,263.99x = 35,905,255,477.41 - Step 5: Solve for x
x = 35,905,255,477.41/219,263.99 - Step 6: Final answer
x = 163,753.54
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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.