Home / 47,541.78-71,327.59-28,588.23

Finding the Fourth Proportional to 47,541.78, 71,327.59 and 28,588.23

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Solution

The fourth proportional to 47,541.78, 71,327.59 and 28,588.23 is: 42,891.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,541.78 : 71,327.59 = 28,588.23 : x
  2. Step 2: Convert to fraction form
    47,541.78/71,327.59 = 28,588.23/x
  3. Step 3: Cross multiply
    47,541.78x = 71,327.59 × 28,588.23
  4. Step 4: Simplify right side
    47,541.78x = 2,039,129,476.80
  5. Step 5: Solve for x
    x = 2,039,129,476.80/47,541.78
  6. Step 6: Final answer
    x = 42,891.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.