Home / 107,772.06-148,759.91-69,532.68

Finding the Fourth Proportional to 107,772.06, 148,759.91 and 69,532.68

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Solution

The fourth proportional to 107,772.06, 148,759.91 and 69,532.68 is: 95,977.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,772.06 : 148,759.91 = 69,532.68 : x
  2. Step 2: Convert to fraction form
    107,772.06/148,759.91 = 69,532.68/x
  3. Step 3: Cross multiply
    107,772.06x = 148,759.91 × 69,532.68
  4. Step 4: Simplify right side
    107,772.06x = 10,343,675,392.69
  5. Step 5: Solve for x
    x = 10,343,675,392.69/107,772.06
  6. Step 6: Final answer
    x = 95,977.34

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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.