Home / 55,554.02-76,664.58-30,403.52

Finding the Fourth Proportional to 55,554.02, 76,664.58 and 30,403.52

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Solution

The fourth proportional to 55,554.02, 76,664.58 and 30,403.52 is: 41,956.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,554.02 : 76,664.58 = 30,403.52 : x
  2. Step 2: Convert to fraction form
    55,554.02/76,664.58 = 30,403.52/x
  3. Step 3: Cross multiply
    55,554.02x = 76,664.58 × 30,403.52
  4. Step 4: Simplify right side
    55,554.02x = 2,330,873,091.32
  5. Step 5: Solve for x
    x = 2,330,873,091.32/55,554.02
  6. Step 6: Final answer
    x = 41,956.88

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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.