Home / 163,947.52-245,896.80-45,606.64

Finding the Fourth Proportional to 163,947.52, 245,896.80 and 45,606.64

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Solution

The fourth proportional to 163,947.52, 245,896.80 and 45,606.64 is: 68,403.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,947.52 : 245,896.80 = 45,606.64 : x
  2. Step 2: Convert to fraction form
    163,947.52/245,896.80 = 45,606.64/x
  3. Step 3: Cross multiply
    163,947.52x = 245,896.80 × 45,606.64
  4. Step 4: Simplify right side
    163,947.52x = 11,214,526,834.75
  5. Step 5: Solve for x
    x = 11,214,526,834.75/163,947.52
  6. Step 6: Final answer
    x = 68,403.15

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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.