Home / 185,807.37-278,710.97-52,688.78

Finding the Fourth Proportional to 185,807.37, 278,710.97 and 52,688.78

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Solution

The fourth proportional to 185,807.37, 278,710.97 and 52,688.78 is: 79,033.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,807.37 : 278,710.97 = 52,688.78 : x
  2. Step 2: Convert to fraction form
    185,807.37/278,710.97 = 52,688.78/x
  3. Step 3: Cross multiply
    185,807.37x = 278,710.97 × 52,688.78
  4. Step 4: Simplify right side
    185,807.37x = 14,684,939,324.92
  5. Step 5: Solve for x
    x = 14,684,939,324.92/185,807.37
  6. Step 6: Final answer
    x = 79,033.14

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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.