Home / 104,109.04-143,667.84-58,169.05

Finding the Fourth Proportional to 104,109.04, 143,667.84 and 58,169.05

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Solution

The fourth proportional to 104,109.04, 143,667.84 and 58,169.05 is: 80,271.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,109.04 : 143,667.84 = 58,169.05 : x
  2. Step 2: Convert to fraction form
    104,109.04/143,667.84 = 58,169.05/x
  3. Step 3: Cross multiply
    104,109.04x = 143,667.84 × 58,169.05
  4. Step 4: Simplify right side
    104,109.04x = 8,357,021,768.35
  5. Step 5: Solve for x
    x = 8,357,021,768.35/104,109.04
  6. Step 6: Final answer
    x = 80,271.82

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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.