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Finding the Fourth Proportional to 87,051, 130,577.94 and 37,803

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Solution

The fourth proportional to 87,051, 130,577.94 and 37,803 is: 56,705.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,051 : 130,577.94 = 37,803 : x
  2. Step 2: Convert to fraction form
    87,051/130,577.94 = 37,803/x
  3. Step 3: Cross multiply
    87,051x = 130,577.94 × 37,803
  4. Step 4: Simplify right side
    87,051x = 4,936,237,865.82
  5. Step 5: Solve for x
    x = 4,936,237,865.82/87,051
  6. Step 6: Final answer
    x = 56,705.13

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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.