Home / 130,405.72-195,707.10-95,435.59

Finding the Fourth Proportional to 130,405.72, 195,707.10 and 95,435.59

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Solution

The fourth proportional to 130,405.72, 195,707.10 and 95,435.59 is: 143,225.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,405.72 : 195,707.10 = 95,435.59 : x
  2. Step 2: Convert to fraction form
    130,405.72/195,707.10 = 95,435.59/x
  3. Step 3: Cross multiply
    130,405.72x = 195,707.10 × 95,435.59
  4. Step 4: Simplify right side
    130,405.72x = 18,677,422,555.69
  5. Step 5: Solve for x
    x = 18,677,422,555.69/130,405.72
  6. Step 6: Final answer
    x = 143,225.49

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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.