Home / 53,548.89-73,896.21-30,887.93

Finding the Fourth Proportional to 53,548.89, 73,896.21 and 30,887.93

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Solution

The fourth proportional to 53,548.89, 73,896.21 and 30,887.93 is: 42,624.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,548.89 : 73,896.21 = 30,887.93 : x
  2. Step 2: Convert to fraction form
    53,548.89/73,896.21 = 30,887.93/x
  3. Step 3: Cross multiply
    53,548.89x = 73,896.21 × 30,887.93
  4. Step 4: Simplify right side
    53,548.89x = 2,282,500,592.26
  5. Step 5: Solve for x
    x = 2,282,500,592.26/53,548.89
  6. Step 6: Final answer
    x = 42,624.61

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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.