Home / 53,120.58-73,303.68-29,242.65

Finding the Fourth Proportional to 53,120.58, 73,303.68 and 29,242.65

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Solution

The fourth proportional to 53,120.58, 73,303.68 and 29,242.65 is: 40,353.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,120.58 : 73,303.68 = 29,242.65 : x
  2. Step 2: Convert to fraction form
    53,120.58/73,303.68 = 29,242.65/x
  3. Step 3: Cross multiply
    53,120.58x = 73,303.68 × 29,242.65
  4. Step 4: Simplify right side
    53,120.58x = 2,143,593,857.95
  5. Step 5: Solve for x
    x = 2,143,593,857.95/53,120.58
  6. Step 6: Final answer
    x = 40,353.36

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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.