Home / 45,308.16-62,370-39,304.44

Finding the Fourth Proportional to 45,308.16, 62,370 and 39,304.44

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Solution

The fourth proportional to 45,308.16, 62,370 and 39,304.44 is: 54,105.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,308.16 : 62,370 = 39,304.44 : x
  2. Step 2: Convert to fraction form
    45,308.16/62,370 = 39,304.44/x
  3. Step 3: Cross multiply
    45,308.16x = 62,370 × 39,304.44
  4. Step 4: Simplify right side
    45,308.16x = 2,451,417,922.80
  5. Step 5: Solve for x
    x = 2,451,417,922.80/45,308.16
  6. Step 6: Final answer
    x = 54,105.44

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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.