Home / 107,065.26-147,745.71-59,320.62

Finding the Fourth Proportional to 107,065.26, 147,745.71 and 59,320.62

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Solution

The fourth proportional to 107,065.26, 147,745.71 and 59,320.62 is: 81,860.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,065.26 : 147,745.71 = 59,320.62 : x
  2. Step 2: Convert to fraction form
    107,065.26/147,745.71 = 59,320.62/x
  3. Step 3: Cross multiply
    107,065.26x = 147,745.71 × 59,320.62
  4. Step 4: Simplify right side
    107,065.26x = 8,764,367,119.54
  5. Step 5: Solve for x
    x = 8,764,367,119.54/107,065.26
  6. Step 6: Final answer
    x = 81,860.05

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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.