Home / 213,069.53-294,052.55-122,457.11

Finding the Fourth Proportional to 213,069.53, 294,052.55 and 122,457.11

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Solution

The fourth proportional to 213,069.53, 294,052.55 and 122,457.11 is: 169,000.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,069.53 : 294,052.55 = 122,457.11 : x
  2. Step 2: Convert to fraction form
    213,069.53/294,052.55 = 122,457.11/x
  3. Step 3: Cross multiply
    213,069.53x = 294,052.55 × 122,457.11
  4. Step 4: Simplify right side
    213,069.53x = 36,008,823,378.58
  5. Step 5: Solve for x
    x = 36,008,823,378.58/213,069.53
  6. Step 6: Final answer
    x = 169,000.34

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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.