Home / 42,848.32-64,247.82-16,549.60

Finding the Fourth Proportional to 42,848.32, 64,247.82 and 16,549.60

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Solution

The fourth proportional to 42,848.32, 64,247.82 and 16,549.60 is: 24,814.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,848.32 : 64,247.82 = 16,549.60 : x
  2. Step 2: Convert to fraction form
    42,848.32/64,247.82 = 16,549.60/x
  3. Step 3: Cross multiply
    42,848.32x = 64,247.82 × 16,549.60
  4. Step 4: Simplify right side
    42,848.32x = 1,063,275,721.87
  5. Step 5: Solve for x
    x = 1,063,275,721.87/42,848.32
  6. Step 6: Final answer
    x = 24,814.88

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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.