Home / 42,147.91-58,172.28-27,059.64

Finding the Fourth Proportional to 42,147.91, 58,172.28 and 27,059.64

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Solution

The fourth proportional to 42,147.91, 58,172.28 and 27,059.64 is: 37,347.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,147.91 : 58,172.28 = 27,059.64 : x
  2. Step 2: Convert to fraction form
    42,147.91/58,172.28 = 27,059.64/x
  3. Step 3: Cross multiply
    42,147.91x = 58,172.28 × 27,059.64
  4. Step 4: Simplify right side
    42,147.91x = 1,574,120,635.16
  5. Step 5: Solve for x
    x = 1,574,120,635.16/42,147.91
  6. Step 6: Final answer
    x = 37,347.54

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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.