Home / 43,182.09-59,557.41-28,079.64

Finding the Fourth Proportional to 43,182.09, 59,557.41 and 28,079.64

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Solution

The fourth proportional to 43,182.09, 59,557.41 and 28,079.64 is: 38,727.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,182.09 : 59,557.41 = 28,079.64 : x
  2. Step 2: Convert to fraction form
    43,182.09/59,557.41 = 28,079.64/x
  3. Step 3: Cross multiply
    43,182.09x = 59,557.41 × 28,079.64
  4. Step 4: Simplify right side
    43,182.09x = 1,672,350,632.13
  5. Step 5: Solve for x
    x = 1,672,350,632.13/43,182.09
  6. Step 6: Final answer
    x = 38,727.88

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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.