Home / 163,776.14-245,667.24-51,454.25

Finding the Fourth Proportional to 163,776.14, 245,667.24 and 51,454.25

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Solution

The fourth proportional to 163,776.14, 245,667.24 and 51,454.25 is: 77,182.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,776.14 : 245,667.24 = 51,454.25 : x
  2. Step 2: Convert to fraction form
    163,776.14/245,667.24 = 51,454.25/x
  3. Step 3: Cross multiply
    163,776.14x = 245,667.24 × 51,454.25
  4. Step 4: Simplify right side
    163,776.14x = 12,640,623,583.77
  5. Step 5: Solve for x
    x = 12,640,623,583.77/163,776.14
  6. Step 6: Final answer
    x = 77,182.33

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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.