Home / 175,086.80-262,457.40-69,765.20

Finding the Fourth Proportional to 175,086.80, 262,457.40 and 69,765.20

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Solution

The fourth proportional to 175,086.80, 262,457.40 and 69,765.20 is: 104,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,086.80 : 262,457.40 = 69,765.20 : x
  2. Step 2: Convert to fraction form
    175,086.80/262,457.40 = 69,765.20/x
  3. Step 3: Cross multiply
    175,086.80x = 262,457.40 × 69,765.20
  4. Step 4: Simplify right side
    175,086.80x = 18,310,393,002.48
  5. Step 5: Solve for x
    x = 18,310,393,002.48/175,086.80
  6. Step 6: Final answer
    x = 104,578.95

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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.