Home / 163,550.20-245,325.30-140,222.20

Finding the Fourth Proportional to 163,550.20, 245,325.30 and 140,222.20

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Solution

The fourth proportional to 163,550.20, 245,325.30 and 140,222.20 is: 210,333.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,550.20 : 245,325.30 = 140,222.20 : x
  2. Step 2: Convert to fraction form
    163,550.20/245,325.30 = 140,222.20/x
  3. Step 3: Cross multiply
    163,550.20x = 245,325.30 × 140,222.20
  4. Step 4: Simplify right side
    163,550.20x = 34,400,053,281.66
  5. Step 5: Solve for x
    x = 34,400,053,281.66/163,550.20
  6. Step 6: Final answer
    x = 210,333.30

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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.