Home / 51,033.21-70,427.36-28,061.84

Finding the Fourth Proportional to 51,033.21, 70,427.36 and 28,061.84

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Solution

The fourth proportional to 51,033.21, 70,427.36 and 28,061.84 is: 38,726.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,033.21 : 70,427.36 = 28,061.84 : x
  2. Step 2: Convert to fraction form
    51,033.21/70,427.36 = 28,061.84/x
  3. Step 3: Cross multiply
    51,033.21x = 70,427.36 × 28,061.84
  4. Step 4: Simplify right side
    51,033.21x = 1,976,321,167.63
  5. Step 5: Solve for x
    x = 1,976,321,167.63/51,033.21
  6. Step 6: Final answer
    x = 38,726.18

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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.