Home / 147,850.88-221,776.64-37,043.20

Finding the Fourth Proportional to 147,850.88, 221,776.64 and 37,043.20

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Solution

The fourth proportional to 147,850.88, 221,776.64 and 37,043.20 is: 55,564.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,850.88 : 221,776.64 = 37,043.20 : x
  2. Step 2: Convert to fraction form
    147,850.88/221,776.64 = 37,043.20/x
  3. Step 3: Cross multiply
    147,850.88x = 221,776.64 × 37,043.20
  4. Step 4: Simplify right side
    147,850.88x = 8,215,316,430.85
  5. Step 5: Solve for x
    x = 8,215,316,430.85/147,850.88
  6. Step 6: Final answer
    x = 55,564.88

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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.