Home / 53,729.40-80,565.30-22,529.40

Finding the Fourth Proportional to 53,729.40, 80,565.30 and 22,529.40

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Solution

The fourth proportional to 53,729.40, 80,565.30 and 22,529.40 is: 33,782.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,729.40 : 80,565.30 = 22,529.40 : x
  2. Step 2: Convert to fraction form
    53,729.40/80,565.30 = 22,529.40/x
  3. Step 3: Cross multiply
    53,729.40x = 80,565.30 × 22,529.40
  4. Step 4: Simplify right side
    53,729.40x = 1,815,087,869.82
  5. Step 5: Solve for x
    x = 1,815,087,869.82/53,729.40
  6. Step 6: Final answer
    x = 33,782.02

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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.