Home / 106,567.97-147,067.36-58,172.77

Finding the Fourth Proportional to 106,567.97, 147,067.36 and 58,172.77

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Solution

The fourth proportional to 106,567.97, 147,067.36 and 58,172.77 is: 80,280.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,567.97 : 147,067.36 = 58,172.77 : x
  2. Step 2: Convert to fraction form
    106,567.97/147,067.36 = 58,172.77/x
  3. Step 3: Cross multiply
    106,567.97x = 147,067.36 × 58,172.77
  4. Step 4: Simplify right side
    106,567.97x = 8,555,314,827.02
  5. Step 5: Solve for x
    x = 8,555,314,827.02/106,567.97
  6. Step 6: Final answer
    x = 80,280.36

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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.