Home / 175,018.80-262,528.20-133,028.40

Finding the Fourth Proportional to 175,018.80, 262,528.20 and 133,028.40

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Solution

The fourth proportional to 175,018.80, 262,528.20 and 133,028.40 is: 199,542.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,018.80 : 262,528.20 = 133,028.40 : x
  2. Step 2: Convert to fraction form
    175,018.80/262,528.20 = 133,028.40/x
  3. Step 3: Cross multiply
    175,018.80x = 262,528.20 × 133,028.40
  4. Step 4: Simplify right side
    175,018.80x = 34,923,706,400.88
  5. Step 5: Solve for x
    x = 34,923,706,400.88/175,018.80
  6. Step 6: Final answer
    x = 199,542.60

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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.