Home / 47,023.74-70,479.99-20,673.36

Finding the Fourth Proportional to 47,023.74, 70,479.99 and 20,673.36

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Solution

The fourth proportional to 47,023.74, 70,479.99 and 20,673.36 is: 30,985.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,023.74 : 70,479.99 = 20,673.36 : x
  2. Step 2: Convert to fraction form
    47,023.74/70,479.99 = 20,673.36/x
  3. Step 3: Cross multiply
    47,023.74x = 70,479.99 × 20,673.36
  4. Step 4: Simplify right side
    47,023.74x = 1,457,058,206.07
  5. Step 5: Solve for x
    x = 1,457,058,206.07/47,023.74
  6. Step 6: Final answer
    x = 30,985.59

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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.