Home / 95,470.10-143,168.70-28,888.10

Finding the Fourth Proportional to 95,470.10, 143,168.70 and 28,888.10

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Solution

The fourth proportional to 95,470.10, 143,168.70 and 28,888.10 is: 43,321.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,470.10 : 143,168.70 = 28,888.10 : x
  2. Step 2: Convert to fraction form
    95,470.10/143,168.70 = 28,888.10/x
  3. Step 3: Cross multiply
    95,470.10x = 143,168.70 × 28,888.10
  4. Step 4: Simplify right side
    95,470.10x = 4,135,871,722.47
  5. Step 5: Solve for x
    x = 4,135,871,722.47/95,470.10
  6. Step 6: Final answer
    x = 43,321.12

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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.