Home / 106,173.28-146,525.64-58,437.16

Finding the Fourth Proportional to 106,173.28, 146,525.64 and 58,437.16

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Solution

The fourth proportional to 106,173.28, 146,525.64 and 58,437.16 is: 80,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,173.28 : 146,525.64 = 58,437.16 : x
  2. Step 2: Convert to fraction form
    106,173.28/146,525.64 = 58,437.16/x
  3. Step 3: Cross multiply
    106,173.28x = 146,525.64 × 58,437.16
  4. Step 4: Simplify right side
    106,173.28x = 8,562,542,268.78
  5. Step 5: Solve for x
    x = 8,562,542,268.78/106,173.28
  6. Step 6: Final answer
    x = 80,646.87

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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.