Home / 227,518.80-313,973.87-125,545.20

Finding the Fourth Proportional to 227,518.80, 313,973.87 and 125,545.20

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Solution

The fourth proportional to 227,518.80, 313,973.87 and 125,545.20 is: 173,251.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,518.80 : 313,973.87 = 125,545.20 : x
  2. Step 2: Convert to fraction form
    227,518.80/313,973.87 = 125,545.20/x
  3. Step 3: Cross multiply
    227,518.80x = 313,973.87 × 125,545.20
  4. Step 4: Simplify right side
    227,518.80x = 39,417,911,676.20
  5. Step 5: Solve for x
    x = 39,417,911,676.20/227,518.80
  6. Step 6: Final answer
    x = 173,251.23

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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.