Home / 202,001.99-278,750.22-111,353.27

Finding the Fourth Proportional to 202,001.99, 278,750.22 and 111,353.27

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Solution

The fourth proportional to 202,001.99, 278,750.22 and 111,353.27 is: 153,660.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,001.99 : 278,750.22 = 111,353.27 : x
  2. Step 2: Convert to fraction form
    202,001.99/278,750.22 = 111,353.27/x
  3. Step 3: Cross multiply
    202,001.99x = 278,750.22 × 111,353.27
  4. Step 4: Simplify right side
    202,001.99x = 31,039,747,116.47
  5. Step 5: Solve for x
    x = 31,039,747,116.47/202,001.99
  6. Step 6: Final answer
    x = 153,660.60

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1.5x scale

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.