Home / 43,001.16-64,500.06-11,835.56

Finding the Fourth Proportional to 43,001.16, 64,500.06 and 11,835.56

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Solution

The fourth proportional to 43,001.16, 64,500.06 and 11,835.56 is: 17,752.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,001.16 : 64,500.06 = 11,835.56 : x
  2. Step 2: Convert to fraction form
    43,001.16/64,500.06 = 11,835.56/x
  3. Step 3: Cross multiply
    43,001.16x = 64,500.06 × 11,835.56
  4. Step 4: Simplify right side
    43,001.16x = 763,394,330.13
  5. Step 5: Solve for x
    x = 763,394,330.13/43,001.16
  6. Step 6: Final answer
    x = 17,752.88

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1.5x scale

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.