Home / 48,009.52-72,051.03-21,732.72

Finding the Fourth Proportional to 48,009.52, 72,051.03 and 21,732.72

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Solution

The fourth proportional to 48,009.52, 72,051.03 and 21,732.72 is: 32,615.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,009.52 : 72,051.03 = 21,732.72 : x
  2. Step 2: Convert to fraction form
    48,009.52/72,051.03 = 21,732.72/x
  3. Step 3: Cross multiply
    48,009.52x = 72,051.03 × 21,732.72
  4. Step 4: Simplify right side
    48,009.52x = 1,565,864,860.70
  5. Step 5: Solve for x
    x = 1,565,864,860.70/48,009.52
  6. Step 6: Final answer
    x = 32,615.72

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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.