Home / 52,468.04-78,713.76-19,187.37

Finding the Fourth Proportional to 52,468.04, 78,713.76 and 19,187.37

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Solution

The fourth proportional to 52,468.04, 78,713.76 and 19,187.37 is: 28,785.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,468.04 : 78,713.76 = 19,187.37 : x
  2. Step 2: Convert to fraction form
    52,468.04/78,713.76 = 19,187.37/x
  3. Step 3: Cross multiply
    52,468.04x = 78,713.76 × 19,187.37
  4. Step 4: Simplify right side
    52,468.04x = 1,510,310,037.21
  5. Step 5: Solve for x
    x = 1,510,310,037.21/52,468.04
  6. Step 6: Final answer
    x = 28,785.33

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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.