Finding the Fourth Proportional to 95,084,029.92, 130,710,776.36 and 81,804,393.12
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Solution
The fourth proportional to 95,084,029.92, 130,710,776.36 and 81,804,393.12 is: 112,455,432.77
Step by Step Solution
- Step 1: Write the proportion equation
95,084,029.92 : 130,710,776.36 = 81,804,393.12 : x - Step 2: Convert to fraction form
95,084,029.92/130,710,776.36 = 81,804,393.12/x - Step 3: Cross multiply
95,084,029.92x = 130,710,776.36 × 81,804,393.12 - Step 4: Simplify right side
95,084,029.92x = 10,692,715,734,373,844 - Step 5: Solve for x
x = 10,692,715,734,373,844/95,084,029.92 - Step 6: Final answer
x = 112,455,432.77
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.