Home / 69,815.04-104,248.28-67,923.24

Finding the Fourth Proportional to 69,815.04, 104,248.28 and 67,923.24

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Solution

The fourth proportional to 69,815.04, 104,248.28 and 67,923.24 is: 101,423.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,815.04 : 104,248.28 = 67,923.24 : x
  2. Step 2: Convert to fraction form
    69,815.04/104,248.28 = 67,923.24/x
  3. Step 3: Cross multiply
    69,815.04x = 104,248.28 × 67,923.24
  4. Step 4: Simplify right side
    69,815.04x = 7,080,880,942.03
  5. Step 5: Solve for x
    x = 7,080,880,942.03/69,815.04
  6. Step 6: Final answer
    x = 101,423.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.