Home / 70,169.24-105,270.28-47,993.06

Finding the Fourth Proportional to 70,169.24, 105,270.28 and 47,993.06

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Solution

The fourth proportional to 70,169.24, 105,270.28 and 47,993.06 is: 72,000.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,169.24 : 105,270.28 = 47,993.06 : x
  2. Step 2: Convert to fraction form
    70,169.24/105,270.28 = 47,993.06/x
  3. Step 3: Cross multiply
    70,169.24x = 105,270.28 × 47,993.06
  4. Step 4: Simplify right side
    70,169.24x = 5,052,242,864.26
  5. Step 5: Solve for x
    x = 5,052,242,864.26/70,169.24
  6. Step 6: Final answer
    x = 72,000.82

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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.