Home / 104,475.24-144,171.84-56,727.54

Finding the Fourth Proportional to 104,475.24, 144,171.84 and 56,727.54

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Solution

The fourth proportional to 104,475.24, 144,171.84 and 56,727.54 is: 78,281.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,475.24 : 144,171.84 = 56,727.54 : x
  2. Step 2: Convert to fraction form
    104,475.24/144,171.84 = 56,727.54/x
  3. Step 3: Cross multiply
    104,475.24x = 144,171.84 × 56,727.54
  4. Step 4: Simplify right side
    104,475.24x = 8,178,513,820.47
  5. Step 5: Solve for x
    x = 8,178,513,820.47/104,475.24
  6. Step 6: Final answer
    x = 78,281.84

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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.