Home / 70,429.38-105,621.76-23,033.52

Finding the Fourth Proportional to 70,429.38, 105,621.76 and 23,033.52

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Solution

The fourth proportional to 70,429.38, 105,621.76 and 23,033.52 is: 34,542.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,429.38 : 105,621.76 = 23,033.52 : x
  2. Step 2: Convert to fraction form
    70,429.38/105,621.76 = 23,033.52/x
  3. Step 3: Cross multiply
    70,429.38x = 105,621.76 × 23,033.52
  4. Step 4: Simplify right side
    70,429.38x = 2,432,840,921.40
  5. Step 5: Solve for x
    x = 2,432,840,921.40/70,429.38
  6. Step 6: Final answer
    x = 34,542.98

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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.