Home / 47,045.72-64,920.84-26,905.88

Finding the Fourth Proportional to 47,045.72, 64,920.84 and 26,905.88

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Solution

The fourth proportional to 47,045.72, 64,920.84 and 26,905.88 is: 37,128.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,045.72 : 64,920.84 = 26,905.88 : x
  2. Step 2: Convert to fraction form
    47,045.72/64,920.84 = 26,905.88/x
  3. Step 3: Cross multiply
    47,045.72x = 64,920.84 × 26,905.88
  4. Step 4: Simplify right side
    47,045.72x = 1,746,752,330.54
  5. Step 5: Solve for x
    x = 1,746,752,330.54/47,045.72
  6. Step 6: Final answer
    x = 37,128.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.