Home / 72,023.33-108,022.85-26,421.63

Finding the Fourth Proportional to 72,023.33, 108,022.85 and 26,421.63

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Solution

The fourth proportional to 72,023.33, 108,022.85 and 26,421.63 is: 39,627.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,023.33 : 108,022.85 = 26,421.63 : x
  2. Step 2: Convert to fraction form
    72,023.33/108,022.85 = 26,421.63/x
  3. Step 3: Cross multiply
    72,023.33x = 108,022.85 × 26,421.63
  4. Step 4: Simplify right side
    72,023.33x = 2,854,139,642.14
  5. Step 5: Solve for x
    x = 2,854,139,642.14/72,023.33
  6. Step 6: Final answer
    x = 39,627.99

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1.5x scale

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.