Home / 106,032.74-146,216.69-70,209.68

Finding the Fourth Proportional to 106,032.74, 146,216.69 and 70,209.68

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Solution

The fourth proportional to 106,032.74, 146,216.69 and 70,209.68 is: 96,817.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,032.74 : 146,216.69 = 70,209.68 : x
  2. Step 2: Convert to fraction form
    106,032.74/146,216.69 = 70,209.68/x
  3. Step 3: Cross multiply
    106,032.74x = 146,216.69 × 70,209.68
  4. Step 4: Simplify right side
    106,032.74x = 10,265,825,933.43
  5. Step 5: Solve for x
    x = 10,265,825,933.43/106,032.74
  6. Step 6: Final answer
    x = 96,817.52

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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.