Home / 47,320.10-70,965.54-15,723.44

Finding the Fourth Proportional to 47,320.10, 70,965.54 and 15,723.44

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Solution

The fourth proportional to 47,320.10, 70,965.54 and 15,723.44 is: 23,580.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,320.10 : 70,965.54 = 15,723.44 : x
  2. Step 2: Convert to fraction form
    47,320.10/70,965.54 = 15,723.44/x
  3. Step 3: Cross multiply
    47,320.10x = 70,965.54 × 15,723.44
  4. Step 4: Simplify right side
    47,320.10x = 1,115,822,410.26
  5. Step 5: Solve for x
    x = 1,115,822,410.26/47,320.10
  6. Step 6: Final answer
    x = 23,580.31

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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.