Home / 106,899.90-147,519.62-59,150.40

Finding the Fourth Proportional to 106,899.90, 147,519.62 and 59,150.40

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Solution

The fourth proportional to 106,899.90, 147,519.62 and 59,150.40 is: 81,626.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,899.90 : 147,519.62 = 59,150.40 : x
  2. Step 2: Convert to fraction form
    106,899.90/147,519.62 = 59,150.40/x
  3. Step 3: Cross multiply
    106,899.90x = 147,519.62 × 59,150.40
  4. Step 4: Simplify right side
    106,899.90x = 8,725,844,530.85
  5. Step 5: Solve for x
    x = 8,725,844,530.85/106,899.90
  6. Step 6: Final answer
    x = 81,626.31

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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.