Home / 85,364.04-128,052.90-23,033.64

Finding the Fourth Proportional to 85,364.04, 128,052.90 and 23,033.64

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Solution

The fourth proportional to 85,364.04, 128,052.90 and 23,033.64 is: 34,552.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,364.04 : 128,052.90 = 23,033.64 : x
  2. Step 2: Convert to fraction form
    85,364.04/128,052.90 = 23,033.64/x
  3. Step 3: Cross multiply
    85,364.04x = 128,052.90 × 23,033.64
  4. Step 4: Simplify right side
    85,364.04x = 2,949,524,399.56
  5. Step 5: Solve for x
    x = 2,949,524,399.56/85,364.04
  6. Step 6: Final answer
    x = 34,552.31

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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.