Home / 106,255.77-146,633.40-63,815.01

Finding the Fourth Proportional to 106,255.77, 146,633.40 and 63,815.01

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Solution

The fourth proportional to 106,255.77, 146,633.40 and 63,815.01 is: 88,064.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,255.77 : 146,633.40 = 63,815.01 : x
  2. Step 2: Convert to fraction form
    106,255.77/146,633.40 = 63,815.01/x
  3. Step 3: Cross multiply
    106,255.77x = 146,633.40 × 63,815.01
  4. Step 4: Simplify right side
    106,255.77x = 9,357,411,887.33
  5. Step 5: Solve for x
    x = 9,357,411,887.33/106,255.77
  6. Step 6: Final answer
    x = 88,064.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.