Home / 37,139.70-55,717.65-10,842.30

Finding the Fourth Proportional to 37,139.70, 55,717.65 and 10,842.30

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Solution

The fourth proportional to 37,139.70, 55,717.65 and 10,842.30 is: 16,265.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,139.70 : 55,717.65 = 10,842.30 : x
  2. Step 2: Convert to fraction form
    37,139.70/55,717.65 = 10,842.30/x
  3. Step 3: Cross multiply
    37,139.70x = 55,717.65 × 10,842.30
  4. Step 4: Simplify right side
    37,139.70x = 604,107,476.60
  5. Step 5: Solve for x
    x = 604,107,476.60/37,139.70
  6. Step 6: Final answer
    x = 16,265.81

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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.