Home / 55,984.01-77,258.82-30,833.51

Finding the Fourth Proportional to 55,984.01, 77,258.82 and 30,833.51

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Solution

The fourth proportional to 55,984.01, 77,258.82 and 30,833.51 is: 42,550.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,984.01 : 77,258.82 = 30,833.51 : x
  2. Step 2: Convert to fraction form
    55,984.01/77,258.82 = 30,833.51/x
  3. Step 3: Cross multiply
    55,984.01x = 77,258.82 × 30,833.51
  4. Step 4: Simplify right side
    55,984.01x = 2,382,160,212.76
  5. Step 5: Solve for x
    x = 2,382,160,212.76/55,984.01
  6. Step 6: Final answer
    x = 42,550.73

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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.