Home / 185,739.15-278,648.73-57,652.77

Finding the Fourth Proportional to 185,739.15, 278,648.73 and 57,652.77

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Solution

The fourth proportional to 185,739.15, 278,648.73 and 57,652.77 is: 86,491.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,739.15 : 278,648.73 = 57,652.77 : x
  2. Step 2: Convert to fraction form
    185,739.15/278,648.73 = 57,652.77/x
  3. Step 3: Cross multiply
    185,739.15x = 278,648.73 × 57,652.77
  4. Step 4: Simplify right side
    185,739.15x = 16,064,871,141.48
  5. Step 5: Solve for x
    x = 16,064,871,141.48/185,739.15
  6. Step 6: Final answer
    x = 86,491.57

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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.