Home / 185,723.60-278,580.06-52,603.61

Finding the Fourth Proportional to 185,723.60, 278,580.06 and 52,603.61

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Solution

The fourth proportional to 185,723.60, 278,580.06 and 52,603.61 is: 78,903.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,723.60 : 278,580.06 = 52,603.61 : x
  2. Step 2: Convert to fraction form
    185,723.60/278,580.06 = 52,603.61/x
  3. Step 3: Cross multiply
    185,723.60x = 278,580.06 × 52,603.61
  4. Step 4: Simplify right side
    185,723.60x = 14,654,315,437.12
  5. Step 5: Solve for x
    x = 14,654,315,437.12/185,723.60
  6. Step 6: Final answer
    x = 78,903.90

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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.