Home / 55,404.99-76,449.98-31,532.06

Finding the Fourth Proportional to 55,404.99, 76,449.98 and 31,532.06

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Solution

The fourth proportional to 55,404.99, 76,449.98 and 31,532.06 is: 43,509.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,404.99 : 76,449.98 = 31,532.06 : x
  2. Step 2: Convert to fraction form
    55,404.99/76,449.98 = 31,532.06/x
  3. Step 3: Cross multiply
    55,404.99x = 76,449.98 × 31,532.06
  4. Step 4: Simplify right side
    55,404.99x = 2,410,625,626.31
  5. Step 5: Solve for x
    x = 2,410,625,626.31/55,404.99
  6. Step 6: Final answer
    x = 43,509.18

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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.