Home / 106,446.10-159,681.88-43,252.72

Finding the Fourth Proportional to 106,446.10, 159,681.88 and 43,252.72

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Solution

The fourth proportional to 106,446.10, 159,681.88 and 43,252.72 is: 64,884.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,446.10 : 159,681.88 = 43,252.72 : x
  2. Step 2: Convert to fraction form
    106,446.10/159,681.88 = 43,252.72/x
  3. Step 3: Cross multiply
    106,446.10x = 159,681.88 × 43,252.72
  4. Step 4: Simplify right side
    106,446.10x = 6,906,675,644.71
  5. Step 5: Solve for x
    x = 6,906,675,644.71/106,446.10
  6. Step 6: Final answer
    x = 64,884.25

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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.