Home / 131,993.63-182,149.30-71,563.13

Finding the Fourth Proportional to 131,993.63, 182,149.30 and 71,563.13

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Solution

The fourth proportional to 131,993.63, 182,149.30 and 71,563.13 is: 98,756.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,993.63 : 182,149.30 = 71,563.13 : x
  2. Step 2: Convert to fraction form
    131,993.63/182,149.30 = 71,563.13/x
  3. Step 3: Cross multiply
    131,993.63x = 182,149.30 × 71,563.13
  4. Step 4: Simplify right side
    131,993.63x = 13,035,174,035.31
  5. Step 5: Solve for x
    x = 13,035,174,035.31/131,993.63
  6. Step 6: Final answer
    x = 98,756.08

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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.