Home / 185,658.63-278,502.66-52,539.72

Finding the Fourth Proportional to 185,658.63, 278,502.66 and 52,539.72

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Solution

The fourth proportional to 185,658.63, 278,502.66 and 52,539.72 is: 78,813.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,658.63 : 278,502.66 = 52,539.72 : x
  2. Step 2: Convert to fraction form
    185,658.63/278,502.66 = 52,539.72/x
  3. Step 3: Cross multiply
    185,658.63x = 278,502.66 × 52,539.72
  4. Step 4: Simplify right side
    185,658.63x = 14,632,451,775.66
  5. Step 5: Solve for x
    x = 14,632,451,775.66/185,658.63
  6. Step 6: Final answer
    x = 78,813.74

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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.