Home / 109,462.62-163,947.89-66,652.10

Finding the Fourth Proportional to 109,462.62, 163,947.89 and 66,652.10

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Solution

The fourth proportional to 109,462.62, 163,947.89 and 66,652.10 is: 99,828.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,462.62 : 163,947.89 = 66,652.10 : x
  2. Step 2: Convert to fraction form
    109,462.62/163,947.89 = 66,652.10/x
  3. Step 3: Cross multiply
    109,462.62x = 163,947.89 × 66,652.10
  4. Step 4: Simplify right side
    109,462.62x = 10,927,470,006.07
  5. Step 5: Solve for x
    x = 10,927,470,006.07/109,462.62
  6. Step 6: Final answer
    x = 99,828.33

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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.