Home / 130,217.34-179,703.72-73,627.50

Finding the Fourth Proportional to 130,217.34, 179,703.72 and 73,627.50

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Solution

The fourth proportional to 130,217.34, 179,703.72 and 73,627.50 is: 101,608.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,217.34 : 179,703.72 = 73,627.50 : x
  2. Step 2: Convert to fraction form
    130,217.34/179,703.72 = 73,627.50/x
  3. Step 3: Cross multiply
    130,217.34x = 179,703.72 × 73,627.50
  4. Step 4: Simplify right side
    130,217.34x = 13,231,135,644.30
  5. Step 5: Solve for x
    x = 13,231,135,644.30/130,217.34
  6. Step 6: Final answer
    x = 101,608.09

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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.