Home / 254,525.36-381,793.50-77,032.08

Finding the Fourth Proportional to 254,525.36, 381,793.50 and 77,032.08

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Solution

The fourth proportional to 254,525.36, 381,793.50 and 77,032.08 is: 115,549.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,525.36 : 381,793.50 = 77,032.08 : x
  2. Step 2: Convert to fraction form
    254,525.36/381,793.50 = 77,032.08/x
  3. Step 3: Cross multiply
    254,525.36x = 381,793.50 × 77,032.08
  4. Step 4: Simplify right side
    254,525.36x = 29,410,347,435.48
  5. Step 5: Solve for x
    x = 29,410,347,435.48/254,525.36
  6. Step 6: Final answer
    x = 115,549.77

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1.5x scale

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.