Home / 52,887.55-72,989.43-29,018.89

Finding the Fourth Proportional to 52,887.55, 72,989.43 and 29,018.89

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Solution

The fourth proportional to 52,887.55, 72,989.43 and 29,018.89 is: 40,048.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,887.55 : 72,989.43 = 29,018.89 : x
  2. Step 2: Convert to fraction form
    52,887.55/72,989.43 = 29,018.89/x
  3. Step 3: Cross multiply
    52,887.55x = 72,989.43 × 29,018.89
  4. Step 4: Simplify right side
    52,887.55x = 2,118,072,240.33
  5. Step 5: Solve for x
    x = 2,118,072,240.33/52,887.55
  6. Step 6: Final answer
    x = 40,048.60

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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.