Home / 202,086.24-278,895.62-111,459.93

Finding the Fourth Proportional to 202,086.24, 278,895.62 and 111,459.93

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Solution

The fourth proportional to 202,086.24, 278,895.62 and 111,459.93 is: 153,823.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,086.24 : 278,895.62 = 111,459.93 : x
  2. Step 2: Convert to fraction form
    202,086.24/278,895.62 = 111,459.93/x
  3. Step 3: Cross multiply
    202,086.24x = 278,895.62 × 111,459.93
  4. Step 4: Simplify right side
    202,086.24x = 31,085,686,282.51
  5. Step 5: Solve for x
    x = 31,085,686,282.51/202,086.24
  6. Step 6: Final answer
    x = 153,823.86

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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.