Home / 69,709.62-96,150.20-42,866.84

Finding the Fourth Proportional to 69,709.62, 96,150.20 and 42,866.84

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Solution

The fourth proportional to 69,709.62, 96,150.20 and 42,866.84 is: 59,126.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,709.62 : 96,150.20 = 42,866.84 : x
  2. Step 2: Convert to fraction form
    69,709.62/96,150.20 = 42,866.84/x
  3. Step 3: Cross multiply
    69,709.62x = 96,150.20 × 42,866.84
  4. Step 4: Simplify right side
    69,709.62x = 4,121,655,239.37
  5. Step 5: Solve for x
    x = 4,121,655,239.37/69,709.62
  6. Step 6: Final answer
    x = 59,126.06

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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.