Home / 163,784.12-245,679.26-51,462.28

Finding the Fourth Proportional to 163,784.12, 245,679.26 and 51,462.28

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Solution

The fourth proportional to 163,784.12, 245,679.26 and 51,462.28 is: 77,194.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,784.12 : 245,679.26 = 51,462.28 : x
  2. Step 2: Convert to fraction form
    163,784.12/245,679.26 = 51,462.28/x
  3. Step 3: Cross multiply
    163,784.12x = 245,679.26 × 51,462.28
  4. Step 4: Simplify right side
    163,784.12x = 12,643,214,868.31
  5. Step 5: Solve for x
    x = 12,643,214,868.31/163,784.12
  6. Step 6: Final answer
    x = 77,194.39

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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.