Finding the Fourth Proportional to 130,283.94, 195,130.62 and 102,027.90
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Solution
The fourth proportional to 130,283.94, 195,130.62 and 102,027.90 is: 152,810.60
Step by Step Solution
- Step 1: Write the proportion equation
130,283.94 : 195,130.62 = 102,027.90 : x - Step 2: Convert to fraction form
130,283.94/195,130.62 = 102,027.90/x - Step 3: Cross multiply
130,283.94x = 195,130.62 × 102,027.90 - Step 4: Simplify right side
130,283.94x = 19,908,767,384.30 - Step 5: Solve for x
x = 19,908,767,384.30/130,283.94 - Step 6: Final answer
x = 152,810.60
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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.