Home / 207,252.04-310,800.30-66,973

Finding the Fourth Proportional to 207,252.04, 310,800.30 and 66,973

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Solution

The fourth proportional to 207,252.04, 310,800.30 and 66,973 is: 100,434.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,252.04 : 310,800.30 = 66,973 : x
  2. Step 2: Convert to fraction form
    207,252.04/310,800.30 = 66,973/x
  3. Step 3: Cross multiply
    207,252.04x = 310,800.30 × 66,973
  4. Step 4: Simplify right side
    207,252.04x = 20,815,228,491.90
  5. Step 5: Solve for x
    x = 20,815,228,491.90/207,252.04
  6. Step 6: Final answer
    x = 100,434.37

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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.