Home / 42,217.74-58,287.60-27,116.91

Finding the Fourth Proportional to 42,217.74, 58,287.60 and 27,116.91

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Solution

The fourth proportional to 42,217.74, 58,287.60 and 27,116.91 is: 37,438.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,217.74 : 58,287.60 = 27,116.91 : x
  2. Step 2: Convert to fraction form
    42,217.74/58,287.60 = 27,116.91/x
  3. Step 3: Cross multiply
    42,217.74x = 58,287.60 × 27,116.91
  4. Step 4: Simplify right side
    42,217.74x = 1,580,579,603.32
  5. Step 5: Solve for x
    x = 1,580,579,603.32/42,217.74
  6. Step 6: Final answer
    x = 37,438.75

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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.