Home / 94,018.32-129,744.90-51,579.54

Finding the Fourth Proportional to 94,018.32, 129,744.90 and 51,579.54

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Solution

The fourth proportional to 94,018.32, 129,744.90 and 51,579.54 is: 71,179.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,018.32 : 129,744.90 = 51,579.54 : x
  2. Step 2: Convert to fraction form
    94,018.32/129,744.90 = 51,579.54/x
  3. Step 3: Cross multiply
    94,018.32x = 129,744.90 × 51,579.54
  4. Step 4: Simplify right side
    94,018.32x = 6,692,182,259.35
  5. Step 5: Solve for x
    x = 6,692,182,259.35/94,018.32
  6. Step 6: Final answer
    x = 71,179.56

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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.