Home / 66,182.94-91,370.16-43,587.59

Finding the Fourth Proportional to 66,182.94, 91,370.16 and 43,587.59

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Solution

The fourth proportional to 66,182.94, 91,370.16 and 43,587.59 is: 60,175.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,182.94 : 91,370.16 = 43,587.59 : x
  2. Step 2: Convert to fraction form
    66,182.94/91,370.16 = 43,587.59/x
  3. Step 3: Cross multiply
    66,182.94x = 91,370.16 × 43,587.59
  4. Step 4: Simplify right side
    66,182.94x = 3,982,604,615.46
  5. Step 5: Solve for x
    x = 3,982,604,615.46/66,182.94
  6. Step 6: Final answer
    x = 60,175.70

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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.