Home / 87,545,024.70-120,826,830.15-59,274,576.06

Finding the Fourth Proportional to 87,545,024.70, 120,826,830.15 and 59,274,576.06

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Solution

The fourth proportional to 87,545,024.70, 120,826,830.15 and 59,274,576.06 is: 81,808,865.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,545,024.70 : 120,826,830.15 = 59,274,576.06 : x
  2. Step 2: Convert to fraction form
    87,545,024.70/120,826,830.15 = 59,274,576.06/x
  3. Step 3: Cross multiply
    87,545,024.70x = 120,826,830.15 × 59,274,576.06
  4. Step 4: Simplify right side
    87,545,024.70x = 7,161,959,133,814,877
  5. Step 5: Solve for x
    x = 7,161,959,133,814,877/87,545,024.70
  6. Step 6: Final answer
    x = 81,808,865.31

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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.