Home / 43,005.84-64,440.72-33,169.20

Finding the Fourth Proportional to 43,005.84, 64,440.72 and 33,169.20

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Solution

The fourth proportional to 43,005.84, 64,440.72 and 33,169.20 is: 49,701.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,005.84 : 64,440.72 = 33,169.20 : x
  2. Step 2: Convert to fraction form
    43,005.84/64,440.72 = 33,169.20/x
  3. Step 3: Cross multiply
    43,005.84x = 64,440.72 × 33,169.20
  4. Step 4: Simplify right side
    43,005.84x = 2,137,447,129.82
  5. Step 5: Solve for x
    x = 2,137,447,129.82/43,005.84
  6. Step 6: Final answer
    x = 49,701.32

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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.