Home / 150,417.06-225,404.05-83,765.60

Finding the Fourth Proportional to 150,417.06, 225,404.05 and 83,765.60

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Solution

The fourth proportional to 150,417.06, 225,404.05 and 83,765.60 is: 125,525.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,417.06 : 225,404.05 = 83,765.60 : x
  2. Step 2: Convert to fraction form
    150,417.06/225,404.05 = 83,765.60/x
  3. Step 3: Cross multiply
    150,417.06x = 225,404.05 × 83,765.60
  4. Step 4: Simplify right side
    150,417.06x = 18,881,105,490.68
  5. Step 5: Solve for x
    x = 18,881,105,490.68/150,417.06
  6. Step 6: Final answer
    x = 125,525.03

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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.