Home / 147,338.64-221,006.40-63,027.36

Finding the Fourth Proportional to 147,338.64, 221,006.40 and 63,027.36

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Solution

The fourth proportional to 147,338.64, 221,006.40 and 63,027.36 is: 94,540.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,338.64 : 221,006.40 = 63,027.36 : x
  2. Step 2: Convert to fraction form
    147,338.64/221,006.40 = 63,027.36/x
  3. Step 3: Cross multiply
    147,338.64x = 221,006.40 × 63,027.36
  4. Step 4: Simplify right side
    147,338.64x = 13,929,449,935.10
  5. Step 5: Solve for x
    x = 13,929,449,935.10/147,338.64
  6. Step 6: Final answer
    x = 94,540.37

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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.