Home / 51,809.04-71,496.20-29,453.20

Finding the Fourth Proportional to 51,809.04, 71,496.20 and 29,453.20

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Solution

The fourth proportional to 51,809.04, 71,496.20 and 29,453.20 is: 40,645.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,809.04 : 71,496.20 = 29,453.20 : x
  2. Step 2: Convert to fraction form
    51,809.04/71,496.20 = 29,453.20/x
  3. Step 3: Cross multiply
    51,809.04x = 71,496.20 × 29,453.20
  4. Step 4: Simplify right side
    51,809.04x = 2,105,791,877.84
  5. Step 5: Solve for x
    x = 2,105,791,877.84/51,809.04
  6. Step 6: Final answer
    x = 40,645.26

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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.