Home / 54,910.01-75,775.32-30,710.93

Finding the Fourth Proportional to 54,910.01, 75,775.32 and 30,710.93

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Solution

The fourth proportional to 54,910.01, 75,775.32 and 30,710.93 is: 42,380.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,910.01 : 75,775.32 = 30,710.93 : x
  2. Step 2: Convert to fraction form
    54,910.01/75,775.32 = 30,710.93/x
  3. Step 3: Cross multiply
    54,910.01x = 75,775.32 × 30,710.93
  4. Step 4: Simplify right side
    54,910.01x = 2,327,130,548.25
  5. Step 5: Solve for x
    x = 2,327,130,548.25/54,910.01
  6. Step 6: Final answer
    x = 42,380.81

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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.