Home / 72,430.23-108,655.68-22,514.73

Finding the Fourth Proportional to 72,430.23, 108,655.68 and 22,514.73

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Solution

The fourth proportional to 72,430.23, 108,655.68 and 22,514.73 is: 33,775.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,430.23 : 108,655.68 = 22,514.73 : x
  2. Step 2: Convert to fraction form
    72,430.23/108,655.68 = 22,514.73/x
  3. Step 3: Cross multiply
    72,430.23x = 108,655.68 × 22,514.73
  4. Step 4: Simplify right side
    72,430.23x = 2,446,353,298.17
  5. Step 5: Solve for x
    x = 2,446,353,298.17/72,430.23
  6. Step 6: Final answer
    x = 33,775.31

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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.