Home / 185,678.67-278,532.90-59,336.75

Finding the Fourth Proportional to 185,678.67, 278,532.90 and 59,336.75

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Solution

The fourth proportional to 185,678.67, 278,532.90 and 59,336.75 is: 89,009.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,678.67 : 278,532.90 = 59,336.75 : x
  2. Step 2: Convert to fraction form
    185,678.67/278,532.90 = 59,336.75/x
  3. Step 3: Cross multiply
    185,678.67x = 278,532.90 × 59,336.75
  4. Step 4: Simplify right side
    185,678.67x = 16,527,237,054.08
  5. Step 5: Solve for x
    x = 16,527,237,054.08/185,678.67
  6. Step 6: Final answer
    x = 89,009.88

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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.