Home / 55,698.02-76,863.65-30,204.51

Finding the Fourth Proportional to 55,698.02, 76,863.65 and 30,204.51

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Solution

The fourth proportional to 55,698.02, 76,863.65 and 30,204.51 is: 41,682.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,698.02 : 76,863.65 = 30,204.51 : x
  2. Step 2: Convert to fraction form
    55,698.02/76,863.65 = 30,204.51/x
  3. Step 3: Cross multiply
    55,698.02x = 76,863.65 × 30,204.51
  4. Step 4: Simplify right side
    55,698.02x = 2,321,628,734.04
  5. Step 5: Solve for x
    x = 2,321,628,734.04/55,698.02
  6. Step 6: Final answer
    x = 41,682.43

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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.