Home / 202,251.68-279,094.75-111,608.36

Finding the Fourth Proportional to 202,251.68, 279,094.75 and 111,608.36

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Solution

The fourth proportional to 202,251.68, 279,094.75 and 111,608.36 is: 154,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,251.68 : 279,094.75 = 111,608.36 : x
  2. Step 2: Convert to fraction form
    202,251.68/279,094.75 = 111,608.36/x
  3. Step 3: Cross multiply
    202,251.68x = 279,094.75 × 111,608.36
  4. Step 4: Simplify right side
    202,251.68x = 31,149,307,332.11
  5. Step 5: Solve for x
    x = 31,149,307,332.11/202,251.68
  6. Step 6: Final answer
    x = 154,012.60

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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.