Home / 43,252.32-64,888.16-13,671.92

Finding the Fourth Proportional to 43,252.32, 64,888.16 and 13,671.92

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Solution

The fourth proportional to 43,252.32, 64,888.16 and 13,671.92 is: 20,510.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,252.32 : 64,888.16 = 13,671.92 : x
  2. Step 2: Convert to fraction form
    43,252.32/64,888.16 = 13,671.92/x
  3. Step 3: Cross multiply
    43,252.32x = 64,888.16 × 13,671.92
  4. Step 4: Simplify right side
    43,252.32x = 887,145,732.47
  5. Step 5: Solve for x
    x = 887,145,732.47/43,252.32
  6. Step 6: Final answer
    x = 20,510.94

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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.