Home / 150,417.39-225,567.77-80,258.43

Finding the Fourth Proportional to 150,417.39, 225,567.77 and 80,258.43

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Solution

The fourth proportional to 150,417.39, 225,567.77 and 80,258.43 is: 120,356.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,417.39 : 225,567.77 = 80,258.43 : x
  2. Step 2: Convert to fraction form
    150,417.39/225,567.77 = 80,258.43/x
  3. Step 3: Cross multiply
    150,417.39x = 225,567.77 × 80,258.43
  4. Step 4: Simplify right side
    150,417.39x = 18,103,714,677.51
  5. Step 5: Solve for x
    x = 18,103,714,677.51/150,417.39
  6. Step 6: Final answer
    x = 120,356.53

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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.