Home / 60,657.53-90,997.27-20,674.31

Finding the Fourth Proportional to 60,657.53, 90,997.27 and 20,674.31

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Solution

The fourth proportional to 60,657.53, 90,997.27 and 20,674.31 is: 31,015.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,657.53 : 90,997.27 = 20,674.31 : x
  2. Step 2: Convert to fraction form
    60,657.53/90,997.27 = 20,674.31/x
  3. Step 3: Cross multiply
    60,657.53x = 90,997.27 × 20,674.31
  4. Step 4: Simplify right side
    60,657.53x = 1,881,305,262.46
  5. Step 5: Solve for x
    x = 1,881,305,262.46/60,657.53
  6. Step 6: Final answer
    x = 31,015.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.