Home / 57,005.24-78,648.03-36,887.56

Finding the Fourth Proportional to 57,005.24, 78,648.03 and 36,887.56

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Solution

The fourth proportional to 57,005.24, 78,648.03 and 36,887.56 is: 50,892.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,005.24 : 78,648.03 = 36,887.56 : x
  2. Step 2: Convert to fraction form
    57,005.24/78,648.03 = 36,887.56/x
  3. Step 3: Cross multiply
    57,005.24x = 78,648.03 × 36,887.56
  4. Step 4: Simplify right side
    57,005.24x = 2,901,133,728.89
  5. Step 5: Solve for x
    x = 2,901,133,728.89/57,005.24
  6. Step 6: Final answer
    x = 50,892.41

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1.5x scale

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.