Home / 43,007.80-64,511.70-34,150.45

Finding the Fourth Proportional to 43,007.80, 64,511.70 and 34,150.45

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Solution

The fourth proportional to 43,007.80, 64,511.70 and 34,150.45 is: 51,225.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,007.80 : 64,511.70 = 34,150.45 : x
  2. Step 2: Convert to fraction form
    43,007.80/64,511.70 = 34,150.45/x
  3. Step 3: Cross multiply
    43,007.80x = 64,511.70 × 34,150.45
  4. Step 4: Simplify right side
    43,007.80x = 2,203,103,585.27
  5. Step 5: Solve for x
    x = 2,203,103,585.27/43,007.80
  6. Step 6: Final answer
    x = 51,225.68

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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.